• Maelstrom Research
    We develop tools to leverage and achieve rigorous data
    documentation, harmonization, integration and analysis

What we offer

Maelstrom offers a suite of methods and software as well as expertise to partners to facilitate data documentation, harmonization and integration.

Maelstrom Repository

The Maelstrom Repository catalogues standardized information about research networks, studies and collected data.


Learn about our key partnerships with international networks and consortia to harmonize, integrate and analyse study data.



Studies and variables available in the repository: 135 studies and over 307 000 Variables from 52 studies are now available. (2016-05-05)

Research Networks part of the repository: 10 Networks now available, 4 added recently (ATHLOS, ReACH, MR Cancer network and MINDMAP) (2016-05-05)

Maelstrom Harmonization Workshop: The last Maelstrom Research Harmonization Workshop was held in Groningen from 20-22 April 2016.

Software: A new search tool is now available. Its features help to search studies and variables of interest in a dynamic and efficient way.

New grant received: We received an operating grant from Canadian Institutes for Health Research (CIHR) to support the creation of a cohort registry leveraging research on Developmental Origins of Health and Disease.