Differences in pain and fatigue perception among a group of rheumatoid arthritis patients in the United States and in Turkey who have similar disease activity and functional status

Abstract

Objectives. The concordance of patient reported outcomes in rheumatoid arthritis (RA) among different countries has not been studied in detail. We tried to determine the differences in pain and fatigue perception among a group of RA patients in the US and in Turkey who had similar disease activity and functional score in multidimensional health assessment questionnaire (MDHAQ FN).