Participant characteristics
chronic illness, fatigue, pain
CHRONIC ILLNESS
Fifteen adults with SLE expressed interest in the study and were all eligible (control group Demographic characteristics and baseline data for the two groups.RHR: resting heart rate; Rpain: resting pain; Rfatigue: resting fatigue; FACIT-F: functional assessment of chronic illness therapy (fatigue measurement system); 5TSTS: five-time sit to stand test; 30sSTS: 30 s sit to stand test; 30sAC: 30 s bicep/arm curl test; 2MST: 2 min step test.