Eligibility Module
The Eligibility Module contains detailed information about who can participate in the clinical trial. This includes eligibility criteria, age restrictions, gender requirements, healthy volunteer status, and study population descriptions, helping researchers understand who is eligible to participate in the study.
Eligibility Module path is as follows:
Study -> Protocol Section -> Eligibility Module
Eligibility Module
Ignite Creation Date:
2025-12-25 @ 3:19 AM
Ignite Modification Date:
2025-12-25 @ 3:19 AM
NCT ID:
NCT04691505
Eligibility Criteria:
Please see https://docs.google.com/spreadsheets/d/14HJn7W3NfPFcaowVDniCi9ulLRKRN2fn2jyeJjGgtzc/edit?usp=sharing or Appendix A for full code and algorithm definitions.
Medicare timeframe: 2007 to 2017 (end of data availability).
Inclusion Criteria:
* 1\. No prior use of methotrexate or hydroxychloroquine anytime prior to cohort entry date
* 2\. Enrollment in Medicare Part A, B, and D with no HMO coverage for 365 days prior to and including cohort entry date
Exclusion Criteria:
* 1\. Prior history of dementia measured anytime prior to cohort entry date
* 2\. No prior history of rheumatoid arthritis recorded in the 365 days prior to cohort entry date
* 3\. Prior history of nursing home admission in the 365 days prior to the cohort entry date
* 4\. Prior history of DMARD use measured anytime prior to cohort entry date
Healthy Volunteers:
True
Sex:
ALL
Minimum Age:
18 Years
Study:
NCT04691505
Study Brief:
Protocol Section:
NCT04691505