Section 1


The latest updates on the OHTN Cohort Study. Published papers, upcoming changes, etc.

OCS by the numbers

The basic information: number of participants, historical trends, demographic breakdowns.

Information for researchers

How can I access OCS data? What is involved in the approval process, and how long does it take?

Information for community members

Resources for cohort participants. Meetings, community engagement sessions, etc.

Section 2


Information on the founding and evolution of the OHTN Cohort Study, including our GIPA/MIPA policy.

Locations and contact information

Get in touch with the Cohort coordinators (cohortinators?).