"Study Name","Acronym","Type","Status","Country","Start Year","Years of Follow-up","Study Design","Recruitment Target","Number of Participants","Number of Participants with biosamples","Population","Sources of Recruitment","Minimum Age","Maximum Age","Number of Participants","Number of Participants with biosamples","Number of Data Collection Events" "The 90+ Study","90+ Study","Individual Study","Draft" "Aberdeen 1921 Birth Cohort","ABC1921","Individual Study","Published","United Kingdom","1997","9","Cohort","Individuals","235","225","ABC1921 population","Participants from existing studies","76","80","235","225","5" "Aberdeen 1936 Birth Cohort","ABC1936","Individual Study","Published","United Kingdom","1999","12","Cohort","Individuals","498","485","ABC1936 population","Participants from existing studies, Participants from existing studies","63","67","498","485","5" "Adult Changes in Thought Study","ACT","Individual Study","Published","United States","1994","26","Cohort","Individuals","4960","4960","ACT population","Specific population","65","","2581","2581","4" "Advanced Cognitive Training for Independent and Vital Elderly","ACTIVE","Individual Study","Published","United States","1998","10","Clinical trial","Individuals","2832","","ACTIVE - Reasoning Training Group","General population, Participants from existing studies","65","","705","","10" "Advanced Cognitive Training for Independent and Vital Elderly","ACTIVE","Individual Study","Published","United States","1998","10","Clinical trial","Individuals","2832","","ACTIVE - Memory Training Group","General population, Participants from existing studies","65","","711","","10" "Advanced Cognitive Training for Independent and Vital Elderly","ACTIVE","Individual Study","Published","United States","1998","10","Clinical trial","Individuals","2832","","ACTIVE - Control Group","General population, Participants from existing studies","65","","704","","7" "Advanced Cognitive Training for Independent and Vital Elderly","ACTIVE","Individual Study","Published","United States","1998","10","Clinical trial","Individuals","2832","","ACTIVE - Speed Training Group","General population, Participants from existing studies","65","","712","","10" "National Longitudinal Study of Adolescent to Adult Health","Add Health","Individual Study","Published","United States","1994","26","Cohort","Individuals","20745","20745","Add Health - School Administrators","Specific population","","","144","","2" "National Longitudinal Study of Adolescent to Adult Health","Add Health","Individual Study","Published","United States","1994","26","Cohort","Individuals","20745","20745","Add Health - Adolescents","Specific population","","","20745","20745","5" "National Longitudinal Study of Adolescent to Adult Health","Add Health","Individual Study","Published","United States","1994","26","Cohort","Individuals","20745","20745","Add Health - Parents","Specific population","","","17670","","2" "National Longitudinal Study of Adolescent to Adult Health","Add Health","Individual Study","Published","United States","1994","26","Cohort","Individuals","20745","20745","Add Health - Partners","Specific population","18","","1507","","1" "Alzheimer's Disease Neuroimaging Initiative","ADNI","Individual Study","Published","Canada, United States","2004","12","Case-control","Individuals","1650","1650","ADNI1 - Normal Controls","General population","55","90","229","229","3" "Alzheimer's Disease Neuroimaging Initiative","ADNI","Individual Study","Published","Canada, United States","2004","12","Case-control","Individuals","1650","1650","ADNI1 - Mild AD","General population","55","90","192","192","1" "Alzheimer's Disease Neuroimaging Initiative","ADNI","Individual Study","Published","Canada, United States","2004","12","Case-control","Individuals","1650","1650","ADNI1 - MCI","General population","55","90","398","398","3" "Alzheimer's Disease Neuroimaging Initiative","ADNI","Individual Study","Published","Canada, United States","2004","12","Case-control","Individuals","1650","1650","ADNI GO - EMCI","General population","55","90","200","200","2" "Alzheimer's Disease Neuroimaging Initiative","ADNI","Individual Study","Published","Canada, United States","2004","12","Case-control","Individuals","1650","1650","ADNI2 - Mild AD","General population","55","90","200","200","1" "Alzheimer's Disease Neuroimaging Initiative","ADNI","Individual Study","Published","Canada, United States","2004","12","Case-control","Individuals","1650","1650","ADNI2 - EMCI","General population","55","90","150","150","1" "Alzheimer's Disease Neuroimaging Initiative","ADNI","Individual Study","Published","Canada, United States","2004","12","Case-control","Individuals","1650","1650","ADNI2 - LMCI","General population","55","90","150","150","1" "Alzheimer's Disease Neuroimaging Initiative","ADNI","Individual Study","Published","Canada, United States","2004","12","Case-control","Individuals","1650","1650","ADNI2 - Normal Controls","General population","55","90","150","150","1" "Age, Gene/Environment Susceptibility - Reykjavik Study","AGES","Individual Study","Published","Iceland","2002","18","Cohort","Individuals","5764","5764","AGES population","Participants from existing studies","67","","5764","5764","2" "Atma Jaya Cognitive and Aging Research","AJCAR","Individual Study","Published","Indonesia","2011","9","Cohort","Individuals","860","","AJCAR Population","General population","60","","860","","1" "Australian Longitudinal Study of Ageing","ALSA","Individual Study","Published","Australia","1992","28","Cohort","Individuals","2087","","ALSA Population","General population, Participants from existing studies","65","","2087","","14" "Avon Longitudinal Study of Parents and Children","ALSPAC","Individual Study","Published","United Kingdom","1990","30","Cohort","Families","42710","22000","ALSPAC - Mothers","General population, Specific population","","","14541","10000","28" "Avon Longitudinal Study of Parents and Children","ALSPAC","Individual Study","Published","United Kingdom","1990","30","Cohort","Families","42710","22000","ALSPAC - Partners","Specific population","","","10207","1000","22" "Avon Longitudinal Study of Parents and Children","ALSPAC","Individual Study","Published","United Kingdom","1990","30","Cohort","Families","42710","22000","ALSPAC - Children","Specific population","","","14062","10000","70" "Avon Longitudinal Study of Parents and Children","ALSPAC","Individual Study","Published","United Kingdom","1990","30","Cohort","Families","42710","22000","ALSPAC - Generation 2","Specific population","","","1100","1000","10" "Avon Longitudinal Study of Parents and Children","ALSPAC","Individual Study","Published","United Kingdom","1990","30","Cohort","Families","42710","22000","ALSPAC - Siblings","Specific population","","","1800","","1" "Avon Longitudinal Study of Parents and Children","ALSPAC","Individual Study","Published","United Kingdom","1990","30","Cohort","Families","42710","22000","ALSPAC - Grandparents","Specific population","","","1000","","1" "Atherosclerosis Risk in Communities Study","ARIC","Individual Study","Published","United States","1987","33","Cohort","Individuals","15792","15264","ARIC Cohort","General population, Participants from existing studies","45.0","64.0","15792","15264","6" "Atherosclerosis Risk in Communities Study","ARIC","Individual Study","Published","United States","1987","33","Cohort","Individuals","15792","15264","ARIC - Community","General population, Participants from existing studies","35.0","84.0","470000","","1" "Atlantic Partnership for Tomorrow's Health","Atlantic PATH","Individual Study","Published","Canada","2009","11","Cohort","Individuals","35935","32700","Atlantic PATH population","General population, Participants from existing studies","18","78","35935","32700","3" "Alberta's Tomorrow Project","ATP","Individual Study","Published","Canada","2000","20","Cohort","Individuals","52810","31066","ATP Population","General population","35","69","52810","31066","5" "Bronx Aging Study","BAS","Individual Study","Draft" "British Columbia Generations Project","BCGP","Individual Study","Published","Canada","2008","12","Cohort","Individuals","29850","26459","BCGP population","General population, Participants from existing studies","35","74","29850","26459","3" "1970 British Cohort Study","BCS70","Individual Study","Published","United Kingdom","1970","50","Cohort","Individuals","17198","","BCS70 population","General population","","","17198","","10" "Bambui Cohort Study of Ageing","BCSA","Individual Study","Published","Brazil","1997","16","Cohort","Individuals","1606","1496","Bambui Population","General population","60","","1606","1496","16" "Betula Study","Betula","Individual Study","Published","Sweden","1988","26","Cohort","Individuals","4425","4300","Betula - Cohort 1","General population","35","80","1000","","6" "Betula Study","Betula","Individual Study","Published","Sweden","1988","26","Cohort","Individuals","4425","4300","Betula - Cohort 2","General population","35","80","994","","2" "Betula Study","Betula","Individual Study","Published","Sweden","1988","26","Cohort","Individuals","4425","4300","Betula - Cohort 3","General population","40","84","963","","5" "Betula Study","Betula","Individual Study","Published","Sweden","1988","26","Cohort","Individuals","4425","4300","Betula - Cohort 4","General population","35","90","553","","1" "Betula Study","Betula","Individual Study","Published","Sweden","1988","26","Cohort","Individuals","4425","4300","Betula - Cohort 5","General population","35","95","558","","1" "Betula Study","Betula","Individual Study","Published","Sweden","1988","26","Cohort","Individuals","4425","4300","Betula - Cohort 6","General population","25","80","357","","2" "Baltimore Longitudinal Study of Aging","BLSA","Individual Study","Published","United States","1958","62","Cohort","Individuals","1300","1300","BLSA - Men 60-79 years old","General population, Participants from existing studies","60","79","","","1" "Baltimore Longitudinal Study of Aging","BLSA","Individual Study","Published","United States","1958","62","Cohort","Individuals","1300","1300","BLSA - Men 80 years and older","General population, Participants from existing studies","80","","","","1" "Baltimore Longitudinal Study of Aging","BLSA","Individual Study","Published","United States","1958","62","Cohort","Individuals","1300","1300","BLSA - Men 20-59 years old","General population, Participants from existing studies","20","59","","","1" "Baltimore Longitudinal Study of Aging","BLSA","Individual Study","Published","United States","1958","62","Cohort","Individuals","1300","1300","BLSA - Women 60-79 years old","General population, Participants from existing studies","60","79","","","1" "Baltimore Longitudinal Study of Aging","BLSA","Individual Study","Published","United States","1958","62","Cohort","Individuals","1300","1300","BLSA - Women 80 years and older","General population, Participants from existing studies","80","","","","1" "Baltimore Longitudinal Study of Aging","BLSA","Individual Study","Published","United States","1958","62","Cohort","Individuals","1300","1300","BLSA - Women 20-59 years old","General population, Participants from existing studies","20","59","","","1" "Boyd Orr","BOYD","Individual Study","Published","United Kingdom","1937","68","Cohort","Individuals","4999","728","Boyd Orr Population","General population, Participants from existing studies","","19.0","4999","728","4" "CARTaGENE","CaG","Individual Study","Published","Canada","2007","13","Cohort","Individuals","43046","29792","CaG population","General population","40","69","43046","29792","5" "Caerphilly Cohort Study of Older Men","CaPS","Individual Study","Published","United Kingdom","1979","41","Cohort","Individuals","2959","1500","Caerphilly Cohort","General population","45","59","2959","1500","6" "Cambridge City over-75s Cohort Study","CC75C","Individual Study","Published","United Kingdom","1985","35","Cohort","Individuals","2166","284","CC75C population","Participants from existing studies, Specific population","75","","2166","284","10" "Cognitive Function and Ageing Study","CFAS","Individual Study","Published","United Kingdom","1989","31","Cohort","Individuals","25504","2670","CFAS I","General population","65","","13004","2670","10" "Cognitive Function and Ageing Study","CFAS","Individual Study","Published","United Kingdom","1989","31","Cohort","Individuals","25504","2670","CFAS II","General population","65","","7500","","2" "Cognitive Function and Ageing Study","CFAS","Individual Study","Published","United Kingdom","1989","31","Cohort","Individuals","25504","2670","CFAS Wales","General population","65","","5000","","2" "Chicago Health and Aging Study","CHAP","Individual Study","Published","United States","1993","18","Cohort","Individuals","10801","8000","CHAP - Urban population of older adults from the south-west side of Chicago","General population","65","","10801","8000","7" "Cardiovascular Health Study","CHS","Individual Study","Published","United States","1987","33","Cohort","Individuals","5888","","CHS population","Specific population","65","","5888","","3" "Chinese Longitudinal Aging Study","CLAS","Individual Study","Published","China","2011","9","Cohort","Individuals","3514","3514","CLAS - Population","General population","60","","3514","3514","3" "Canberra Longitudinal Study","CLS","Individual Study","Published","Australia","1990","12","Cohort","Individuals","1045","0","CLS nursing homes' sample","Specific population","70","","100","","4" "Canberra Longitudinal Study","CLS","Individual Study","Published","Australia","1990","12","Cohort","Individuals","1045","0","CLS Community sample","General population","70","","896","","4" "Canadian Longitudinal Study on Aging","CLSA","Individual Study","Published","Canada","2010","10","Cohort","Individuals","51338","30000","CLSA sub-population (Telephone interview) ","General population, Participants from existing studies, Specific population","45","85","21241","","2" "Canadian Longitudinal Study on Aging","CLSA","Individual Study","Published","Canada","2010","10","Cohort","Individuals","51338","30000","CLSA sub-population (In-depth)","General population, Specific population","45","85","30097","30000","2" "Cohorte des consultants des Centres d'examens de santé","CONSTANCES","Individual Study","Published","France","2012","7","Cohort","Individuals","210000","85000","CONSTANCES Population","General population","18","69","210000","85000","13" "Canadian Study of Health and Aging","CSHA","Individual Study","Published","Canada","1991","11","Cohort","Individuals, Other","10263","2129","CSHA - Community","General population","65","","9008","2129","4" "Canadian Study of Health and Aging","CSHA","Individual Study","Published","Canada","1991","11","Cohort","Individuals, Other","10263","2129","CSHA - Institution","Specific population","65","","1255","","4" "Canadian Study of Health and Aging","CSHA","Individual Study","Published","Canada","1991","11","Cohort","Individuals, Other","10263","2129","CSHA - Caregivers","Specific population","","","1686","","3" "Danish 1905 Cohort Study","DCS-1905","Individual Study","Published","Denmark","1998","7","Cohort","Individuals","2262","1651","1905 Cohort","General population, Participants from existing studies","92","93","2262","1651","4" "Danish 1915 Cohort Study","DCS-1915","Individual Study","Published","Denmark","2010","10","Cohort","Individuals","1584","1099","1915 Cohort","General population, Participants from existing studies","94","95","1584","1099","1" "German Ageing Survey","DEAS","Individual Study","Published","Germany","1996","24","Cohort","Individuals","14713","","DEAS - Base Sample 1996 (German citizens)","General population, Participants from existing studies","40","85","4838","","5" "German Ageing Survey","DEAS","Individual Study","Published","Germany","1996","24","Cohort","Individuals","14713","","DEAS - Non-German Nationals 2002","General population, Participants from existing studies","40","85","586","","1" "German Ageing Survey","DEAS","Individual Study","Published","Germany","1996","24","Cohort","Individuals","14713","","DEAS - Base Sample 2002 (German citizens)","General population, Participants from existing studies","40","85","3084","","4" "German Ageing Survey","DEAS","Individual Study","Published","Germany","1996","24","Cohort","Individuals","14713","","DEAS - Base Sample 2008 (Permanent residents in Germany, both German citizens and Non-German Nationals)","General population, Participants from existing studies","40","85","6205","","3" "German Ageing Survey","DEAS","Individual Study","Published","Germany","1996","24","Cohort","Individuals","14713","","DEAS - Base Sample 2014 (Permanent residents in Germany, both German citizens and Non-German Nationals)","General population, Participants from existing studies","40","85","","","1" "Dunedin Multidisciplinary Health and Development Study","DMHDS","Individual Study","Published","New Zealand","1975","45","Cohort","Individuals","1037","","DMHDS - Population","General population","3","3","1037","","12" "Einstein Aging Study","EAS","Individual Study","Published","United States","1993","27","Cohort","Individuals","2600","2600","EAS - Population","General population","70","","2600","2600","25" "English Longitudinal Study of Ageing","ELSA","Individual Study","Published","United Kingdom","2002","18","Cohort","Individuals","12099","8643","ELSA - Population","Specific population","50","100","12099","8643","8" "Epidemiology of Dementia in Central Africa","EPIDEMCA","Individual Study","Published","CAF, COG","2011","4","Cohort","Individuals","2002","1662","EPIDEMCA - Nola","General population","65","","473","388","2" "Epidemiology of Dementia in Central Africa","EPIDEMCA","Individual Study","Published","CAF, COG","2011","4","Cohort","Individuals","2002","1662","EPIDEMCA - Bangui","General population","65","","500","439","2" "Epidemiology of Dementia in Central Africa","EPIDEMCA","Individual Study","Published","CAF, COG","2011","4","Cohort","Individuals","2002","1662","EPIDEMCA - Gamboma","General population","65","","529","427","4" "Epidemiology of Dementia in Central Africa","EPIDEMCA","Individual Study","Published","CAF, COG","2011","4","Cohort","Individuals","2002","1662","EPIDEMCA - Brazzaville","General population","65","","500","408","5" "Enquête de Santé Psychologique-Risques, Incidence et Traitement","ESPRIT","Individual Study","Published","France","1999","21","Cohort","Individuals","2270","","ESPRIT Population","General population","65","","2270","","7" "Ginkgo Evaluation of Memory Study","GEMS","Individual Study","Published","United States","2000","8","Clinical trial","Individuals","3069","3069","GEMS - Ginkgo biloba","","75","96","1545","1545","2" "Ginkgo Evaluation of Memory Study","GEMS","Individual Study","Published","United States","2000","8","Clinical trial","Individuals","3069","3069","GEMS - Placebo","","75","96","1524","1524","2" "Ageing in Women and Men: A Longitudinal Study of Gender Differences in Health Behaviour and Health among Elderly","GENDER","Individual Study","Published","Sweden","1994","13","Cohort","Families","1210","470","GENDER - Population","General population, Participants from existing studies","69","88","1210","470","5" "The Gothenburg H70 Birth Cohort Studies","H70","Individual Study","Published","Sweden","1968","52","Cohort","Individuals","9209","3565","H70 - PPSW","General population","38","60","1467","1467","8" "The Gothenburg H70 Birth Cohort Studies","H70","Individual Study","Published","Sweden","1968","52","Cohort","Individuals","9209","3565","H70 - Cohort 1","General population","70","70","973","973","13" "The Gothenburg H70 Birth Cohort Studies","H70","Individual Study","Published","Sweden","1968","52","Cohort","Individuals","9209","3565","H70 - Cohort 2","General population","70","70","1036","1036","3" "The Gothenburg H70 Birth Cohort Studies","H70","Individual Study","Published","Sweden","1968","52","Cohort","Individuals","9209","3565","H70 - Cohort 3","General population, Participants from existing studies","70","70","619","619","3" "The Gothenburg H70 Birth Cohort Studies","H70","Individual Study","Published","Sweden","1968","52","Cohort","Individuals","9209","3565","H70 - H85 Cohort 1","General population","85","85","962","962","10" "The Gothenburg H70 Birth Cohort Studies","H70","Individual Study","Published","Sweden","1968","52","Cohort","Individuals","9209","3565","H70 - Cohort 4","General population","70","70","500","500","4" "The Gothenburg H70 Birth Cohort Studies","H70","Individual Study","Published","Sweden","1968","52","Cohort","Individuals","9209","3565","H70 - H95+ Study","General population","95","95","1020","1020","8" "The Gothenburg H70 Birth Cohort Studies","H70","Individual Study","Published","Sweden","1968","52","Cohort","Individuals","9209","3565","H70 - Cohort 5","General population, Participants from existing studies","70","70","522","522","5" "The Gothenburg H70 Birth Cohort Studies","H70","Individual Study","Published","Sweden","1968","52","Cohort","Individuals","9209","3565","H70 - H85 Cohort 2","General population","85","85","571","571","5" "The Gothenburg H70 Birth Cohort Studies","H70","Individual Study","Published","Sweden","1968","52","Cohort","Individuals","9209","3565","H70 - Cohort 6","General population","70","70","1203","1203","1" "The Gothenburg H70 Birth Cohort Studies","H70","Individual Study","Published","Sweden","1968","52","Cohort","Individuals","9209","3565","H70 - H85 Cohort 3","General population","85","85","491","491","2" "Hertfordshire Ageing Study","HAS","Individual Study","Published","United Kingdom","1920","100","Cohort","Individuals","1428","717","HAS - Population","General population","","","1428","717","3" "Helsinki Birth Cohort Study","HBCS","Individual Study","Published","Finland","1934","86","Cohort","Individuals","13345","2003","HBCS population","","","","13345","2003","7" "Hertfordshire Cohort Study","HCS","Individual Study","Published","United Kingdom","1931","73","Cohort","Individuals","6099","2997","HCS population","General population, Participants from existing studies","","","6099","2997","2" "Health, Aging, and Body Composition Study","Health ABC","Individual Study","Published","United States","1997","14","Cohort","Individuals","3075","","Health ABC population","General population, Participants from existing studies","70.0","79.0","3075","3075","14" "Hellenic Longitudinal Investigation of Aging and Diet","HELIAD","Individual Study","Published","Greece","2011","9","Cohort","Individuals","1943","1386","HELIAD - Population","General population","65","","1943","1386","1" "Healthy Old People of Edinburgh","HOPE","Individual Study","Published","United Kingdom","1990","10","Cohort","Individuals","603","","HOPE - Population","Participants from existing studies, Specific population","70","","603","","4" "Health and Retirement Study","HRS","Individual Study","Published","United States","1992","28","Cohort","Individuals","","","HRS - sub-sample","General population, Participants from existing studies","51","","15497","10026","11" "Health and Retirement Study","HRS","Individual Study","Published","United States","1992","28","Cohort","Individuals","","","HRS - AHEAD sub-sample","General population, Participants from existing studies","70","","10229","2979","10" "Health and Retirement Study","HRS","Individual Study","Published","United States","1992","28","Cohort","Individuals","","","HRS - The Children of the Depression (CODA) sub-sample","General population, Participants from existing studies","68","","3200","1770","8" "Health and Retirement Study","HRS","Individual Study","Published","United States","1992","28","Cohort","Individuals","","","HRS - The War Baby (WB) sub-sample","General population, Participants from existing studies","51","","3619","2539","8" "Health and Retirement Study","HRS","Individual Study","Published","United States","1992","28","Cohort","Individuals","","","HRS - The Early Baby Boomer (EBB) sub-sample","General population, Participants from existing studies","51","","4420","3461","5" "Health and Retirement Study","HRS","Individual Study","Published","United States","1992","28","Cohort","Individuals","","","HRS - The Mid Baby Boomer (MBB) sub-sample","General population, Participants from existing studies","51","","4992","4992","2" "Hisayama Study","HS","Individual Study","Published","Japan","1961","59","Cohort","Individuals","9833","9833","HS - Cohort 1","General population","40","","1658","1658","20" "Hisayama Study","HS","Individual Study","Published","Japan","1961","59","Cohort","Individuals","9833","9833","HS - Cohort 2","General population","40","","2135","2135","15" "Hisayama Study","HS","Individual Study","Published","Japan","1961","59","Cohort","Individuals","9833","9833","HS - Cohort 3","General population","40","","2742","2742","11" "Hisayama Study","HS","Individual Study","Published","Japan","1961","59","Cohort","Individuals","9833","9833","HS - Cohort 4","General population","40","","3298","3298","6" "Harvard Study of Adult Development","HSAD","Individual Study","Published","United States","1938","82","Cohort","Individuals, Other","724","130","HSAD - The College cohort (""the Grant Study"")","Participants from existing studies, Specific population","17","21","268","","4" "Harvard Study of Adult Development","HSAD","Individual Study","Published","United States","1938","82","Cohort","Individuals, Other","724","130","HSAD - The Inner City cohort (""the Glueck Study"")","Participants from existing studies, Specific population","12","16","456","","6" "Hunter Community Study","Hunter CS","Individual Study","Published","Australia","2004","16","Cohort","Individuals","3253","2534","Hunter CS population","General population, Participants from existing studies","55","85","3253","2534","3" "IALSA/BRAIN Generic Harmonization Project","IALSA/BRAIN - Generic HP","Harmonization Study","Published","","","","","","","","IALSA/BRAIN Generic Harmonization Project population","","","","","","0" "I-Lan Longitudinal Aging Study","ILAS","Individual Study","Draft" "Italian Longitudinal Study on Aging","ILSA","Individual Study","Published","Italy","1992","20","Cohort","Individuals","5632","","ILSA - Population","General population","65","84","5632","","4" "Interdisciplinary Longitudinal Study of Adult Development","ILSE","Individual Study","Published","Germany","1993","27","Cohort","Individuals","1002","","ILSE - C50","General population","40","42","502","","4" "Interdisciplinary Longitudinal Study of Adult Development","ILSE","Individual Study","Published","Germany","1993","27","Cohort","Individuals","1002","","ILSE - C30","General population","60","62","500","","4" "Brain Ageing in Abbiategrasso Study","InveCe.Ab","Individual Study","Published","Italy","2009","6","Cohort","Individuals","1321","1321","InveCe.Ab population","General population, Participants from existing studies","70","74","1321","1321","3" "Italian Project on the Epidemiology of Alzheimer's Disease","IPREA","Individual Study","Published","Italy","2003","10","Cohort","Individuals","4785","2324","IPREA - Population","General population","65","84","4785","2324","3" "Jackson Heart Study","JHS","Individual Study","Published","United States","2000","20","Cohort","Individuals","5306","5000","JHS population","General population, Participants from existing studies, Specific population","21.0","","5306","5000","15" "Korean Longitudinal Study on Cognitive Aging and Dementia","KLOSCAD","Individual Study","Published","South Korea","2009","11","Cohort","Individuals","6818","","KLOSCAD - Population","General population","60","","6818","","4" "Keys to Optimal Cognitive Aging","KOCOA","Individual Study","Published","Japan","2007","5","Cohort","Individuals","197","196","KOCOA - Population","General population","80","93","196","196","4" "Kungsholmen Project","KP","Individual Study","Published","Sweden","1987","13","Cohort","Individuals","1810","1810","KP-12 population","General population","75","","1810","1810","6" "Kungsholmen Project","KP","Individual Study","Published","Sweden","1987","13","Cohort","Individuals","1810","1810","KP-St-Göran population","General population","90","","323","323","4" "Kungsholmen Project","KP","Individual Study","Published","Sweden","1987","13","Cohort","Individuals","1810","1810","KP-15 population","General population","75","","123","123","4" "Longitudinal Aging Study Amsterdam","LASA","Individual Study","Published","Netherlands","1992","28","Cohort","Individuals","5132","4188","LASA - First Cohort","Participants from existing studies","55","85","3107","2840","7" "Longitudinal Aging Study Amsterdam","LASA","Individual Study","Published","Netherlands","1992","28","Cohort","Individuals","5132","4188","LASA - Second Cohort","General population, Participants from existing studies","55","65","1002","748","4" "Longitudinal Aging Study Amsterdam","LASA","Individual Study","Published","Netherlands","1992","28","Cohort","Individuals","5132","4188","LASA - Third Cohort","General population, Participants from existing studies","55","65","1023","600","1" "Lothian Birth Cohort 1921","LBC1921","Individual Study","Published","United Kingdom","1999","21","Cohort","Other","550","550","LBC1921","Participants from existing studies, Participants from existing studies","11","11","550","550","5" "Lothian Birth Cohort 1936","LBC1936","Individual Study","Published","United Kingdom","2004","16","Cohort","Other","1091","1091","LBC1936","Participants from existing studies, Participants from existing studies","","","1091","1091","3" "Long Beach Longitudinal Study","LBLS","Individual Study","Published","United States","1978","42","Cohort","Individuals","2125","69","LBLS - Population","General population, Participants from existing studies","30","","2125","69","7" "Leiden 85-plus Study","LEIDEN85","Individual Study","Published","Netherlands","1997","18","Cohort","Individuals","599","559","LEIDEN85 - Population","General population","85","85","599","559","7" "Leipzig Longitudinal Study of the Aged","LEILA75+","Individual Study","Published","Germany","1997","17","Cohort","Individuals","1265","","LEILA75 - Population","General population, Specific population","75","","1265","","7" "Longevity Genes Project","LGP","Individual Study","Published","United States","1998","22","Case-control","Families","2680","","LGP - Offspring of super agers","Specific population","","","700","","1" "Longevity Genes Project","LGP","Individual Study","Published","United States","1998","22","Case-control","Families","2680","","LGP - Offspring of those with typical survival","Participants from existing studies, Specific population","","","280","","1" "Longevity Genes Project","LGP","Individual Study","Published","United States","1998","22","Case-control","Families","2680","","LGP - Super agers","General population, Participants from existing studies","95","","600","","1" "Longevity Genes Project","LGP","Individual Study","Published","United States","1998","22","Case-control","Families","2680","","LGP - LonGenity offspring of super agers","Participants from existing studies, Specific population","65","","530","","10" "Longevity Genes Project","LGP","Individual Study","Published","United States","1998","22","Case-control","Families","2680","","LGP - LonGenity offspring of those with typical survival","Participants from existing studies, Specific population","65","","570","","10" "Longitudinal Study of Cognitive Change in Normal Healthy Old Age","LSCC","Individual Study","Published","United Kingdom","1983","20","Cohort","Individuals","6342","2400","LSCC Newcastle population","General population","","","3355","1633","16" "Longitudinal Study of Cognitive Change in Normal Healthy Old Age","LSCC","Individual Study","Published","United Kingdom","1983","20","Cohort","Individuals","6342","2400","LSCC Manchester population","General population","","","2987","767","5" "Longitudinal Study of Generations","LSOG","Individual Study","Published","United States","1971","29","Cohort","Families","2044","","LSOG - Grandparents' generation (G1)","Participants from existing studies, Specific population","60.0","75.0","516","","7" "Longitudinal Study of Generations","LSOG","Individual Study","Published","United States","1971","29","Cohort","Families","2044","","LSOG - Grandchildrens' generation (G3)","Participants from existing studies, Specific population","16.0","26.0","837","","7" "Longitudinal Study of Generations","LSOG","Individual Study","Published","United States","1971","29","Cohort","Families","2044","","LSOG - Parent's generation (G2)","Participants from existing studies, Specific population","40.0","55.0","701","","7" "Longitudinal Study of Generations","LSOG","Individual Study","Published","United States","1971","29","Cohort","Families","2044","","LSOG - Great grandchildrens' generation (G4)","Participants from existing studies, Specific population","16.0","26.0","198","","4" "Maastricht Ageing Study","MAAS","Individual Study","Published","Netherlands","1992","28","Cohort","Individuals","1823","954","MAAS - A1","General population","24","86","2043","","6" "Maastricht Ageing Study","MAAS","Individual Study","Published","Netherlands","1992","28","Cohort","Individuals","1823","954","MAAS - A2","Specific population","24","86","496","","5" "Maastricht Ageing Study","MAAS","Individual Study","Published","Netherlands","1992","28","Cohort","Individuals","1823","954","MAAS - A3","Specific population","24","86","459","","5" "Maastricht Ageing Study","MAAS","Individual Study","Published","Netherlands","1992","28","Cohort","Individuals","1823","954","MAAS - A4","Specific population","24","86","436","","5" "Memory and Aging Project","MAP","Individual Study","Published","United States","1997","23","Cohort","Individuals","1700","1700","MAP - Population","General population, Participants from existing studies","65","","1700","1700","2" "Minority Aging Research Study","MARS","Individual Study","Published","United States","2004","16","Cohort","Individuals","950","950","MARS","General population, Participants from existing studies","65","","650","650","2" "Minority Aging Research Study","MARS","Individual Study","Published","United States","2004","16","Cohort","Individuals","950","950","UDS/MARS","General population, Participants from existing studies","65","","300","300","2" "Sydney Memory and Aging Study","SydneyMAS","Individual Study","Published","Australia","2005","15","Cohort","Individuals","1037","943","SydneyMAS - Population","General population","70","90","1037","943","13" "Millenium Cohort Study","MCS","Individual Study","Published","United Kingdom","2001","19","Cohort","Individuals","18552","11027","MCS - Population","General population","","","18552","11027","5" "Mayo Clinic Study of Aging","MCSA","Individual Study","Published","United States","2004","16","Cohort","Individuals","","","MCSA - 70-89 years old","General population","70","89","","","8" "Mayo Clinic Study of Aging","MCSA","Individual Study","Published","United States","2004","16","Cohort","Individuals","","","MCSA - 50-69 years old","General population","50","69","","","1" "Midlife in the U.S.","MIDUS","Individual Study","Published","Japan, United States","1995","25","Cohort","Families, Individuals","8727","1637","MIDUS Population","General population, Specific population","25","74","7108","1054","7" "Midlife in the U.S.","MIDUS","Individual Study","Published","Japan, United States","1995","25","Cohort","Families, Individuals","8727","1637","MIDUS - Milwaukee African American","General population, Specific population","35","85","592","201","5" "Midlife in the U.S.","MIDUS","Individual Study","Published","Japan, United States","1995","25","Cohort","Families, Individuals","8727","1637","MIDUS - Japan","General population","30","79","1027","382","1" "Marikina Memory and Aging Project","MMAP","Individual Study","Published","Philippines","2011","1","Cross-sectional","Individuals","1367","","MMAP - Population","General population","60","","1367","","2" "Monongahela Valley Independent Elders Survey","MoVIES","Individual Study","Published","United States","1987","15","Cohort","Individuals","1681","","MoVIES population","General population, Participants from existing studies","65","","1681","","7" "Medical Research Council National Survey of Health and Development","MRC NSHD","Individual Study","Published","United Kingdom","1946","74","Cohort","Individuals","5362","2756","MRC NSHD - Birth cohort sample","General population","","","5362","2756","25" "Medical Research Council National Survey of Health and Development","MRC NSHD","Individual Study","Published","United Kingdom","1946","74","Cohort","Individuals","5362","2756","MRC NSHD - First-born offspring sub-sample","Specific population","","","2205","0","2" "Medical Research Council National Survey of Health and Development","MRC NSHD","Individual Study","Published","United Kingdom","1946","74","Cohort","Individuals","5362","2756","MRC NSHD - Women's midlife health sub-sample","General population","","","1734","0","10" "National Alzheimer's Coordinating Center","NACC","Individual Study","Published","United States","2005","15","Cohort","Individuals","40424","","NACC - UDS","General population, Specific population","","","40424","","2" "National Child Development Study","NCDS","Individual Study","Published","United Kingdom","1958","62","Cohort","Individuals","18558","9337","NCDS - Population","Specific population","","","18558","9337","12" "Notre Dame Study of Health & Well-being","NDHWB","Individual Study","Published","United States","2006","10","Cohort","Individuals","1000","","NDHWB - Later Life Cohort","General population, Participants from existing studies","60","75","338","","9" "Notre Dame Study of Health & Well-being","NDHWB","Individual Study","Published","United States","2006","10","Cohort","Individuals","1000","","NDHWB - Mid-Life Cohort","General population, Participants from existing studies","40","60","445","","7" "Notre Dame Study of Health & Well-being","NDHWB","Individual Study","Published","United States","2006","10","Cohort","Individuals","1000","","NDHWB - Young Adult Cohort","General population, Participants from existing studies","18","40","206","","2" "Newcastle 85+ Study","85+ Study","Individual Study","Published","United Kingdom","2006","7","Cohort","Individuals","854","854","Newcastle 85+ population","Specific population","85","85","854","854","4" "Cognition and Aging in the USA","CogUSA","Individual Study","Published","United States","2007","2","Cohort","Individuals","1514","","CogUSA Population","General population","51","","1514","","3" "Nurses' Health Study","NHS","Individual Study","Published","Canada, United States","1976","44","Cohort","Individuals","276146","124869","NHS I","Participants from existing studies, Specific population","30","55","121700","","21" "Nurses' Health Study","NHS","Individual Study","Published","Canada, United States","1976","44","Cohort","Individuals","276146","124869","NHS II","Participants from existing studies, Specific population","25","42","116430","","15" "Nurses' Health Study","NHS","Individual Study","Published","Canada, United States","1976","44","Cohort","Individuals","276146","124869","NHS III","Participants from existing studies, Specific population","19","46","38016","","12" "National Longitudinal Study of Youth 1979","NLSY79","Individual Study","Published","United States","1979","41","Cohort","Individuals","12686","","NLSY79 Military Sample","Participants from existing studies, Specific population","17.0","21.0","1280","","25" "National Longitudinal Study of Youth 1979","NLSY79","Individual Study","Published","United States","1979","41","Cohort","Individuals","12686","","NLSY79 Supplemental Sample","Participants from existing studies, Specific population","14.0","21.0","5295","","25" "National Longitudinal Study of Youth 1979","NLSY79","Individual Study","Published","United States","1979","41","Cohort","Individuals","12686","","NLSY79 Cross-sectional Sample","General population, Participants from existing studies","14.0","21.0","6111","","25" "Northern Manhattan Study","NOMAS","Individual Study","Published","United States","1993","27","Cohort","Individuals","3298","2939","NOMAS population","","40.0","","3298","2939","2" "Nordic Research on Aging","NORA","Individual Study","Published","Denmark, Finland, Sweden","1989","6","Cohort","Individuals","1465","","NORA - 75 years old","","75","75","1203","","2" "Nordic Research on Aging","NORA","Individual Study","Published","Denmark, Finland, Sweden","1989","6","Cohort","Individuals","1465","","NORA - 80 years old","","80","80","262","","2" "Quebec Longitudinal Study on Nutrition and Successful Aging","NuAge","Individual Study","Published","Canada","2004","5","Cohort","Individuals","1793","1657","NuAge - Population","General population, Participants from existing studies","68","82","","","8" "New Zealand Health, Work and Retirement Study","NZHWR","Individual Study","Published","New Zealand","2006","14","Cohort","Individuals","","","NZHWR - Population","General population, Specific population","49","89","","","10" "Older Australian Twins Study","OATS","Individual Study","Published","Australia","2007","13","Cohort","Families","623","580","OATS population","General population, Participants from existing studies","65","","623","580","3" "Oregon Brain Aging Study","OBAS","Individual Study","Published","United States","1989","31","Cohort","Individuals","305","297","OBAS - Study I","General population, Participants from existing studies","55","","216","209","1" "Oregon Brain Aging Study","OBAS","Individual Study","Published","United States","1989","31","Cohort","Individuals","305","297","OBAS - Study II","Participants from existing studies","85","","89","88","1" "Origin of Variances in the Oldest-Old: Octogenarian Twins","OCTO-Twin","Individual Study","Published","Sweden","1991","11","Cohort","Families","702","552","OCTO-Twin - Population","Other, Participants from existing studies","79","98","702","552","5" "Ontario Health Study","OHS","Individual Study","Published","Canada","2009","11","Cohort","Individuals","225000","41000","OHS population","General population","18","","225000","41000","3" "Personality and Total Health through life","PATH","Individual Study","Published","Australia","1999","21","Cohort","Individuals","7485","","PATH - 20+","General population","20","24","2404","","4" "Personality and Total Health through life","PATH","Individual Study","Published","Australia","1999","21","Cohort","Individuals","7485","","PATH - 40+","General population","40","44","2530","","4" "Personality and Total Health through life","PATH","Individual Study","Published","Australia","1999","21","Cohort","Individuals","7485","","PATH - 60+","General population","60","64","2551","","4" "Prospective Study of Pravastatin in the Elderly at Risk","PROSPER","Individual Study","Published","Ireland, Netherlands, United Kingdom","1997","5","Clinical trial","Individuals","5804","5804","PROSPER - Pravastatin Group","Specific population","70","82","2891","2891","2" "Prospective Study of Pravastatin in the Elderly at Risk","PROSPER","Individual Study","Published","Ireland, Netherlands, United Kingdom","1997","5","Clinical trial","Individuals","5804","5804","PROSPER - Placebo Group","Specific population","70","82","2913","2913","2" "Reasons for Geographic and Racial Differences in Stroke","REGARDS","Individual Study","Draft" "Religious Order Study","ROS","Individual Study","Published","United States","1994","26","Cohort","Individuals","1200","1200","ROS - Population","General population, Participants from existing studies, Specific population","65","","1200","1200","2" "Sacramento Area Latino Study on Aging","SALSA","Individual Study","Published","United States","1999","9","Cohort","Individuals","1789","1614","SALSA - Population","General population","60","","1789","1614","7" "Swedish Adoption/Twin Study of Aging","SATSA","Individual Study","Published","Sweden","1984","36","Cohort","Families","2019","859","SATSA - Population","General population","26","","2019","859","19" "Social Environment and Biomarkers of Aging Study in Taiwan","SEBAS","Individual Study","Published","Taiwan","2000","7","Cohort","Individuals","2024","1420","SEBAS Population","Participants from existing studies","53","","2024","1420","2" "Survey of Health, Ageing and Retirement in Europe","SHARE","Individual Study","Published","Austria, Belgium, Croatia, Czech Republic, Denmark, Estonia, France, Germany, Greece, Hungary, Ireland, Israel, Italy, Luxembourg, Netherlands, Poland, Portugal, Slovenia, Spain, Sweden, Switzerland","2004","16","Cohort","Individuals","","","SHARE - Population","General population, Participants from existing studies","50","","","","6" "Study of Health in Pomerania","SHIP","Individual Study","Published","Germany","1997","23","Cohort","Individuals","8728","8728","SHIP cohort","General population","20","79","4308","4308","5" "Study of Health in Pomerania","SHIP","Individual Study","Published","Germany","1997","23","Cohort","Individuals","8728","8728","TREND cohort","General population","20","79","4420","4420","4" "The Singapore Longitudinal Ageing Studies (SLAS-1 & -2)","SLAS","Individual Study","Draft" "Seattle Longitudinal Study","SLS","Individual Study","Published","United States","1956","64","Cohort","Families, Individuals","4854","","SLS - Sample 1956","General population","21","70","500","","7" "Seattle Longitudinal Study","SLS","Individual Study","Published","United States","1956","64","Cohort","Families, Individuals","4854","","SLS - Sample 1963","General population","22","77","997","","6" "Seattle Longitudinal Study","SLS","Individual Study","Published","United States","1956","64","Cohort","Families, Individuals","4854","","SLS - Sample 1970","General population","22","84","705","","5" "Seattle Longitudinal Study","SLS","Individual Study","Published","United States","1956","64","Cohort","Families, Individuals","4854","","SLS - Sample 1977","General population","22","84","612","","4" "Seattle Longitudinal Study","SLS","Individual Study","Published","United States","1956","64","Cohort","Families, Individuals","4854","","SLS - Sample 1984","General population","22","84","629","","3" "Seattle Longitudinal Study","SLS","Individual Study","Published","United States","1956","64","Cohort","Families, Individuals","4854","","SLS - family study archive","Other","22","84","1176","","2" "Seattle Longitudinal Study","SLS","Individual Study","Published","United States","1956","64","Cohort","Families, Individuals","4854","","SLS - Sample 1991","General population","22","84","693","","2" "Seattle Longitudinal Study","SLS","Individual Study","Published","United States","1956","64","Cohort","Families, Individuals","4854","","SLS - Sample 1998","General population","22","84","719","","1" "Swedish National Study and Care in Blekinge","SNAC-B","Individual Study","Published","Sweden","2001","19","Cohort","Individuals","","1800","SNAC-B - Population Study","General population","60","","","","5" "Swedish National Study and Care in Blekinge","SNAC-B","Individual Study","Published","Sweden","2001","19","Cohort","Individuals","","1800","SNAC-B - Care Sytem Study","Specific population","65","","","","1" "Swedish National Study of Aging and Care in Kungsholmen","SNAC-K","Individual Study","Published","Sweden","2001","19","Cohort","Individuals","4430","3800","SNAC-K - Cohort 1","General population","","","3363","","6" "Swedish National Study of Aging and Care in Kungsholmen","SNAC-K","Individual Study","Published","Sweden","2001","19","Cohort","Individuals","4430","3800","SNAC-K - Care System Study","Specific population","65","","","","1" "Swedish National Study of Aging and Care in Kungsholmen","SNAC-K","Individual Study","Published","Sweden","2001","19","Cohort","Individuals","4430","3800","SNAC-K - Cohort 2","General population","81","","194","","4" "Swedish National Study of Aging and Care in Kungsholmen","SNAC-K","Individual Study","Published","Sweden","2001","19","Cohort","Individuals","4430","3800","SNAC-K - Cohort 3","General population","60","60","678","","2" "Swedish National Study of Aging and Care in Kungsholmen","SNAC-K","Individual Study","Published","Sweden","2001","19","Cohort","Individuals","4430","3800","SNAC-K - Cohort 4","General population","81","81","195","","2" "Swedish National Study of Aging and Care in Nordanstig","SNAC-N","Individual Study","Published","Sweden","2001","19","Cohort","Individuals","","800","SNAC-N - Population Study","General population","60","","","","5" "Swedish National Study of Aging and Care in Nordanstig","SNAC-N","Individual Study","Published","Sweden","2001","19","Cohort","Individuals","","800","SNAC-N - Care System Study","Specific population","65","","","","1" "German Socio-Economic Panel Study","SOEP","Individual Study","Published","Germany","1984","36","Cohort","Families","","","SOEP - West","Other","16","","16173","","34" "German Socio-Economic Panel Study","SOEP","Individual Study","Published","Germany","1984","36","Cohort","Families","","","SOEP - East","Other","16","","6044","","28" "German Socio-Economic Panel Study","SOEP","Individual Study","Published","Germany","1984","36","Cohort","Families","","","SOEP - Immigrants 95","Other","16","","1153","","23" "German Socio-Economic Panel Study","SOEP","Individual Study","Published","Germany","1984","36","Cohort","Families","","","SOEP - Refreshment I","Other","16","","2376","","20" "German Socio-Economic Panel Study","SOEP","Individual Study","Published","Germany","1984","36","Cohort","Families","","","SOEP - Refreshment II","Other","16","","13871","","18" "German Socio-Economic Panel Study","SOEP","Individual Study","Published","Germany","1984","36","Cohort","Families","","","SOEP - High Income Household 2002","General population","16","","3364","","16" "German Socio-Economic Panel Study","SOEP","Individual Study","Published","Germany","1984","36","Cohort","Families","","","SOEP - Refreshment III","Other","16","","3239","","12" "German Socio-Economic Panel Study","SOEP","Individual Study","Published","Germany","1984","36","Cohort","Families","","","SOEP - Innovation Samples","Other","16","","3986","","9" "German Socio-Economic Panel Study","SOEP","Individual Study","Published","Germany","1984","36","Cohort","Families","","","SOEP - Refreshment IV","Other","16","","6308","","7" "German Socio-Economic Panel Study","SOEP","Individual Study","Published","Germany","1984","36","Cohort","Families","","","SOEP - Refreshment V","Other","16","","3036","","6" "German Socio-Economic Panel Study","SOEP","Individual Study","Published","Germany","1984","36","Cohort","Families","","","SOEP - Migrants 2013","Specific population","16","","7445","","5" "German Socio-Economic Panel Study","SOEP","Individual Study","Published","Germany","1984","36","Cohort","Families","","","SOEP - Cohort Samples","Participants from existing studies","16","","7670","","4" "German Socio-Economic Panel Study","SOEP","Individual Study","Published","Germany","1984","36","Cohort","Families","","","SOEP - Screening Samples","Participants from existing studies","16","","12417","","4" "German Socio-Economic Panel Study","SOEP","Individual Study","Published","Germany","1984","36","Cohort","Families","","","SOEP - Migrants 2015","Specific population","16","","2638","","3" "German Socio-Economic Panel Study","SOEP","Individual Study","Published","Germany","1984","36","Cohort","Families","","","SOEP - Refugees 2016","Specific population","16","","9965","","2" "German Socio-Economic Panel Study","SOEP","Individual Study","Published","Germany","1984","36","Cohort","Families","","","SOEP - Refugees 2017","Specific population","16","","2252","","1" "German Socio-Economic Panel Study","SOEP","Individual Study","Published","Germany","1984","36","Cohort","Families","","","SOEP - PIAAC Sample","Participants from existing studies","16","65","5465","","1" "São Paulo Ageing and Health Study","SPAH","Individual Study","Draft" "Swedish Panel Study of Living Conditions of the Oldest Old","SWEOLD","Individual Study","Published","Sweden","1992","28","Cross-sectional","Individuals","","","SWEOLD - Population","General population, Participants from existing studies","69","","","","5" "Sydney Centenarian Study","SCS","Individual Study","Published","Australia","2009","11","Cohort","Individuals","345","224","SCS - Centenarians","General population, Participants from existing studies, Specific population","95","","345","224","4" "Tokyo Centenarian Study","TCS","Individual Study","Published","Japan","2000","12","Cohort","Individuals","513","255","TCS population","General population","100","","513","255","2" "Irish Longitudinal Study on Ageing","TILDA","Individual Study","Published","Ireland","2009","11","Cohort","Individuals","8500","5800","TILDA Population","General population, Participants from existing studies","50","","8504","5700","4" "Terman Life-Cycle Study of Children with High Ability","Terman","Individual Study","Published","United States","1922","69","Cohort","Individuals","1528","","Terman - Children with high ability","Other","6","17","1470","","13" "Terman Life-Cycle Study of Children with High Ability","Terman","Individual Study","Published","United States","1922","69","Cohort","Individuals","1528","","Terman - Siblings","Specific population","","","58","","12" "Uppsala Longitudinal Study of Adult Men","ULSAM","Individual Study","Published","Sweden","1970","50","Cohort","Individuals","2322","2322","ULSAM Population","General population","50","50","2322","2322","6" "University of North Carolina Alumni Heart Study","UNCAHS","Individual Study","Published","United States","1986","34","Cohort","Individuals","4705","","UNCAHS population","","","","6339","","13" "Veterans Affairs Normative Aging Study","VA NAS","Individual Study","Published","United States","1963","57","Cohort","Individuals","2280","2280","NAS population","General population","","","2280","2280","6" "Vietnam Era Twin Study of Aging","VETSA","Individual Study","Published","United States","2003","17","Cohort","Families","1237","1237","VETSA population","Participants from existing studies, Specific population","51.0","60.0","1237","1237","2" "Victoria Longitudinal Study","VLS","Individual Study","Published","Canada","1986","34","Other","Individuals","1598","705","VLS Sample 1","General population","55","85","484","","8" "Victoria Longitudinal Study","VLS","Individual Study","Published","Canada","1986","34","Other","Individuals","1598","705","VLS Sample 2","General population","55","85","530","","5" "Victoria Longitudinal Study","VLS","Individual Study","Published","Canada","1986","34","Other","Individuals","1598","705","VLS - Sample 3","General population","55","85","580","","3" "Whitehall II","WH-II","Individual Study","Published","United Kingdom","1985","35","Cohort","Individuals","10308","10308","Whitehall II population","General population, Participants from existing studies","35","55","10308","","11" "Women’s Genome Health Study","WGHS","Individual Study","Published","United States","2006","14","Cohort","Individuals","28345","28345","WGHS population","Participants from existing studies","45.0","","28345","28345","1" "Washington Heights/Inwood Columbia Aging Project","WHICAP","Individual Study","Published","United States","1992","28","Cohort","Individuals","4308","4308","WHICAP I","Participants from existing studies, Specific population","65","","2125","2125","4" "Washington Heights/Inwood Columbia Aging Project","WHICAP","Individual Study","Published","United States","1992","28","Cohort","Individuals","4308","4308","WHICAP II ","Participants from existing studies, Specific population","65","","2785","2785","10" "Women's Health Initiative Memory Study","WHIMS","Individual Study","Published","United States","1996","8","Clinical trial","Individuals","7479","7479","WHIMS - Placebo","Participants from existing studies","65","79","3786","3786","2" "Women's Health Initiative Memory Study","WHIMS","Individual Study","Published","United States","1996","8","Clinical trial","Individuals","7479","7479","WHIMS - Estrogen hormone therapy","Participants from existing studies","65","79","1464","1464","2" "Women's Health Initiative Memory Study","WHIMS","Individual Study","Published","United States","1996","8","Clinical trial","Individuals","7479","7479","WHIMS - Estrogen plus progesterone hormone therapy","Participants from existing studies","65","79","2229","2229","2" "Women’s Health Initiative Study of Cognitive Aging","WHISCA","Individual Study","Published","United States","1999","8","Clinical trial","Individuals","2302","","WHISCA - Estrogen hormone therapy","Participants from existing studies","66","84","434","","2" "Women’s Health Initiative Study of Cognitive Aging","WHISCA","Individual Study","Published","United States","1999","8","Clinical trial","Individuals","2302","","WHISCA - Placebo","Participants from existing studies","66","84","1178","","2" "Women’s Health Initiative Study of Cognitive Aging","WHISCA","Individual Study","Published","United States","1999","8","Clinical trial","Individuals","2302","","WHISCA - Estrogen plus progesterone hormone therapy","Participants from existing studies","66","84","690","","2" "Wisconsin Longitudinal Study","WLS","Individual Study","Published","United States","1957","63","Cohort","Families, Individuals","22334","9407","WLS Graduate sample","Participants from existing studies, Specific population","","","10317","5967","6" "Wisconsin Longitudinal Study","WLS","Individual Study","Published","United States","1957","63","Cohort","Families, Individuals","22334","9407","WLS Sibling sample","Participants from existing studies, Specific population","","","6002","3440","4" "Wisconsin Longitudinal Study","WLS","Individual Study","Published","United States","1957","63","Cohort","Families, Individuals","22334","9407","WLS Spouses sample","Participants from existing studies, Specific population","","","6015","","1" "ZARAgoza DEMentia DEPression Project","ZARADEMP","Individual Study","Published","Spain","1994","21","Cohort","Individuals","4803","500","ZARADEMP - Population","General population","55","","4803","","3" "Zurich Longitudinal Study on Cognitive Aging","ZULU","Individual Study","Published","Switzerland","2005","15","Cohort","Individuals","364","","ZULU population","General population, Participants from existing studies","65","80","364","","3"