Randomization and follow-up of study participants. A total of 34 patients with rheumatoid arthritis (RA) were enrolled in the study. There was at least one follow-up visit for all patients. A total of 31 patients were exposed to pioglitazone, and 32 were exposed to placebo. LFT, liver function test.
Ormseth et al. Arthritis Research & Therapy 2013 15:R110 doi:10.1186/ar4290