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 @ 4:12 AM
Ignite Modification Date:
2025-12-25 @ 4:12 AM
NCT ID:
NCT01166620
Eligibility Criteria:
Inclusion Criteria:
* 18 years of age and older;
* Have a diagnosis of of rheumatoid arthritis (ICD-9:714x.xx);
* Have been enrolled for at least 6 months for the 6 months assessment and 12 months for the 12 months assessment;
* are enrolled in a health plan between February 2006 and June 2009
* have claims indicating at least one use of either abatacept, etanercept, adalimumab or infliximab for at least 6 months for teh 6 months assessment and 12 months for the 12 months assessment
Exclusion Criteria:
* Patients not continuously eligible for health plan benefits for the same evaluation periods will be excluded
* Patients who are on other biologics in the 6 and 12 month post-index period will be excluded (ex. those in the abatacept cohort will be excluded if they also have claims for etanercept in the 6 and 12 month post-index period).
* Patients on biologics 6 months prior to the biologic index date will also be excluded
* Patients with diagnosis for other non-RA conditions commonly treated with biologics (ex. Crohn's disease) during the 6 month pre-index period.
Healthy Volunteers:
False
Sex:
ALL
Minimum Age:
18 Years
Study:
NCT01166620
Study Brief:
Protocol Section:
NCT01166620