Table 1 Baseline demographic and clinical participant characteristics (N = 253)
Variable | N = 253 (baseline) | n = 140 (completers) | N = 113 (attriters) |
|---|---|---|---|
Age, mean (SD) | 55.7 (9.2) | 55.1 (9.3) | 56.5 (9.0) |
Female, n (%) | 226 (89.3) | 124 (88.6) | 102 (90.3) |
Race n (%) | |||
 White | 231 (91.3) | 126 (90.0) | 105 (92.9) |
 Black/African American | 12 (4.7) | 6 (4.3) | 6 (5.3) |
 Other | 10 (4.0) | 8 (5.7) | 2 (1.8) |
Hispanic n (%) | 8 (3.2) | 3 (2.1) | 5 (4.4) |
Condition, n (%) | |||
 Osteoarthritis (OA) | 164 (64.8) | 87 (62.1) | 77 (68.1) |
 Rheumatoid arthritis (RA) | 123 (48.6) | 67 (47.9) | 56 (49.6) |
 Fibromyalgia syndrome (FMS) | 102 (40.3) | 56 (40.0) | 46 (40.7) |
 Psoriatic arthritis (PsA) | 66 (26.1) | 34 (24.3) | 32 (28.3) |
 Osteoporosis (OP) | 53 (21.0) | 34 (24.3) | 19 (16.8) |
 Ankylosing spondylitis (AS) | 40 (15.8) | 18 (12.9) | 22 (19.5) |
 Systemic lupus erythematosus (SLE) | 15 (5.9) | 6 (4.3) | 9 (8.0) |
BMI, mean (SD) | 32.2 (8.7) | 31.9 (9.1) | 32.6 (8.3) |
Number of years living with condition, mean (SD) | 11.6 (10.6) | 11.4 (10.8) | 11.9 (10.3) |
Married, n (%) | 142 (56.1) | 74 (52.9) | 68 (60.2) |
Education, n (%) | |||
 Post-secondary school | 230 (90.9) | 129 (92.1) | 101 (89.4) |
Employment status, n (%) | |||
 Currently employed (full-, part-time, self-employed) | 93 (36.8) | 52 (37.1) | 41 (36.3) |
Comorbid conditions, n (%) | |||
 Depression | 128 (50.6) | 74 (52.9) | 54 (47.8) |
 Hypertension | 116 (45.8) | 64 (45.7) | 52 (46.0) |
 Hypercholesterolemia | 89 (35.2) | 49 (35.0) | 40 (35.4) |
 Psoriasis | 62 (24.5) | 31 (22.1) | 31 (27.4) |
 Diabetes | 30 (11.9) | 18 (12.9) | 12 (10.6) |