Linking cohorts, understanding biology, improving health

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International HundredK+ Cohorts Consortium (IHCC)

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Creating a global network to address scientific questions none could answer alone

IHCC aims to create a global platform for translational research – informing the biological and genetic basis for disease and improving clinical care and population health.

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Our Teams

Data Standards and Infrastructure

Data Standards and Infrastructure

Delivering IT standards and infrastructure for IHCC to enable population-scale genomic and biomolecular data accessible across international borders.
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Policy and Bio-Data Sharing

Policy and Bio-Data Sharing

Developing a policy agenda to facilitate and optimize the impact of assembling cohorts; address challenges and identify common needs.
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Scientific Strategy and Cohort Enhancements

Scientific Strategy and Cohort Enhancements

Developing a scientific agenda to identify novel approaches to diagnose and treat genomic conditions, explore enhancements to existing cohorts, and address diversity gaps.
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Core COVID-19 Self-Report Downloads​

Coming Soon

Why Do I need to Register ?

We are asking for this information in order to measure where the questionnaire is being used, and by whom.

We may follow-up with you in the future for additional feedback on how you have used questionnaire.

We will not use your email address for marketing, and will not share it with any third parties. 

Core COVID-19 Phone Survey Downloads​​

The PDF and Rich Text (Word doc compatible) documents, include the core survey questions, which should be customized for local administration.

The CSV file contains the REDCap data dictionary, containing all core questions and skip logic. It should also be customized for local administration.

Ancillary questions are not part of the core questionnaire, but can be used for additional data capture.

If using the questionnaire, please include the citation on the previous page. If you have any questions about the survey, please contact John Connolly.

Phone Core Survey
Phone Ancillary Survey