For first 3 weeks, once per week, and then once per month
Coupon Manager
Field Supervisor,
For first 3 weeks, once per week, and then once per month
Study Lead Interviewers
Field Supervisor
For first 3 interviews, and then every 10th ACASI interview. At least 3 practice ACASI interviews should be conducted and evaluated prior to the start of data collection
Medical Staff
Study Lead & Medical Staff Supervisor
For first 3 weeks, once per week, and then once per month
Study Lead, Principal/Co Investigator
For first 3 weeks, once per week, and then once per month