Table 1.

Consortia and Big Data initiatives related to obsessive-compulsive disorder.

Name of the consortium/database	Website	N of participants**	Age of participants	Ethnicity of participants	Country of inclusion
UKB	www.ukbiobank.ac.uk	500,000	40–69	94.6% of participants are of white ethnicity	UK
All Of US	https://allofus.nih.gov	1 million	>18	Diverse	US
The Million Veteran Program	https://www.mvp.va.gov/	825,000	>18	Diverse	US
Yale's Generations	https://medicine.yale.edu/ycci/programsprojects/generations/	100,000	No age limits	Diverse	US
China Kadoorie Biobank	https://www.ckbiobank.org/site/	510,000	>18	Asian	China
Biobank Japan	https://biobankjp.org/english/index.html	200,000	>18	Asian	Japan
Qatar Biobank	https://www.qatarbiobank.org.qa/home	60,000	>18	Arabic	Qatar
Psychiatric Genomics Consortium	https://www.med.unc.edu/pgc/	25,000	No age limits	Diverse	International
The International OCD Foundation Genetics Collaborative	https://iocdf.org/programs/genetics/	1,429 cases; 5,089 controls	No age limits	European	International
OCD Collaborative Genetic Association Study	https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2555990/	344 cases and 1,033 controls	No age limits	European	International

UKB, UK Biobank.

^**included or targeted.