Baseline characteristics for the participants
| 1WS | SD | 3WS | SD | 9WS | SD | REF | SD | Total | SD | |
|---|---|---|---|---|---|---|---|---|---|---|
| N | 116 | 126 | 106 | 101 | 449 | |||||
| Males/females | 44/72 | 39/87 | 45/61 | 42/59 | 170/279 | |||||
| Age (years) | 47 | (10) | 46 | (10) | 45 | (10) | 46 | (10) | 46 | (10) |
| Height (cm) | 174 | (9) | 173 | (10) | 175 | (9) | 175 | (9) | 174 | (9) |
| Weight (kg) | 77 | (15) | 75 | (18) | 78 | (15) | 80 | (16) | 77 | (16) |
| BMI (kg/m2) | 25.2 | (4.0) | 24.7 | (4.3) | 25.3 | (3.7) | 26.1 | (4.5) | 25.3 | (4.1) |
| Pain intensity in the neck previous 3 months (scale 0–9) | 3.32 | (2.25) | 3.13 | (2.41) | 3.05 | (2.30) | 3.24 | (2.26) | 3.18 | (2.30) |
| Pain intensity in the right shoulder previous 3 months (scale 0–9) | 2.22 | (2.32) | 2.32 | (2.38) | 1.88 | (2.22) | 2.01 | (2.39) | 2.09 | (2.33) |
| Pain intensity in the left shoulder previous 3 months (scale 0–9) | 1.50 | (2.05) | 1.75 | (2.28) | 1.75 | (2.18) | 1.50 | (1.92) | 1.63 | (2.15) |
| DASH (scale 0–100) | 12 | (16) | 13 | (18) | 10 | (16) | 11 | (14) | 12 | (16) |
DASH, Disability in Arms, Shoulders and Hands; 1WS, 1 h training once a week; 3WS, 20 min training three times a week; 9WS, 7 min training nine times a week; REF. reference group.