Table 1 Baseline characteristics of the three arms
|  | ‘group’ (N = 20) | ‘individual’ (N = 20) | ‘standard’ (N = 20) |
|---|---|---|---|
Male, n (%) | 10 (50) | 12 (60) | 10 (50) |
Age in years (mean, SD) | 64.7 (7.7) | 65.1 (9.9) | 64.9 (10.8) |
BMI (mean, SD) | 32.0 (8.2) | 31.7 (5.1) | 31.7 (5.3) |
Main activity, n (%) | |||
 Employed | 7 (35) | 7 (35) | 9 (45) |
 Housework | 0 (0) | 0 (0) | 1 (5) |
 Retired | 13 (65) | 12 (60) | 9 (45) |
 Other | 0 (0) | 1 (0.5) | 1 (5) |
Pain elsewhere, n (%) | 12 (60) | 16 (80) | 16 (80) |
Comorbidities, n (%) | |||
 0 | 8 (40) | 10 (50) | 6 (30) |
 1 | 6 (30) | 10 (50) | 11 (55) |
 2 | 5 (25) | 0 (0) | 3 (15) |
 ≥3 | 1 (0.5) | 0 (0) | 0 (0) |
Oral NSAIDs | |||
 Currently use n (%) | 2 (10) | 3 (15) | 5 (25) |
Exercises: n (%) | |||
 Currently use | 10 (50) | 4 (20) | 8 (40) |