TY - JOUR AU - Yu, Chen-an AU - Rouse, Peter C. AU - Veldhuijzen Van Zanten, Jet JCS AU - Ntoumanis, Nikos AU - Kitas, George D. AU - Duda, Joan L. AU - Metsios, George S. PY - 2015 DA - 2015/03/13 TI - Subjective and objective levels of physical activity and their association with cardiorespiratory fitness in rheumatoid arthritis patients JO - Arthritis Research & Therapy SP - 59 VL - 17 IS - 1 AB - The aims of the present study were: (a) to examine the agreement between subjective (assessed via the International Physical Activity Questionnaire; IPAQ) and objective (accelerometry; GT3X) physical activity (PA) levels in patients with rheumatoid arthritis (RA), and (b) to evaluate the associations of RA patients’ subjective and objective PA to their scores on the maximal oxygen uptake test (VO2max). SN - 1478-6354 UR - https://doi.org/10.1186/s13075-015-0584-7 DO - 10.1186/s13075-015-0584-7 ID - Yu2015 ER -