How much time does it take to participate?

For Participants:

Participation in the in-clinic visits is requested once a year, over a 4-year period, to include up to 4 in-clinic test visits. The initial in-clinic visit, which includes obtaining consent, is expected to take approximately 5 hours. All other in-clinic visits are expected to take approximately 4 hours. Participation in all in-clinic visits is expected to take a total of about 17 hours, over a 4 year period.

 Participation in the at-home online visits is requested every 6 months, over a 4-year period, to include up to 8 at-home test visits. A single at-home testing visit is expected to take approximately 80 minutes from start to finish; participation in all at-home visits is expected to take a total of about 10 hours, over a 4 year-period.