Table 1A.

Inclusion criteria.

  • 1. Patients: with RA (either defined by the American College of Rheumatology criteria or as defined in the articles), aged ≥ 18 years of age.

  • 2. Intervention: Not applicable.

  • 3. Comparator: Not applicable.

  • 4. Outcome: papers that reported adherence/compliance data with disease-modifying antirheumatic drugs or other antiarthritis medications*, such as nonsteroidal antiinflammatory drugs and steroids, or factors associated with adherence.

  • 5. Study design: observational studies and controlled clinical trials (only the control group).

  • ↵* As per author. RA: rheumatoid arthritis.