Table 2.
Baseline neck pain, right shoulder pain, and headache in completers and neck-pain cases, respectively.
| Characteristics | Exercise group 3WS | Exercise group 3MS | Reference group | P | |||
|---|---|---|---|---|---|---|---|
| Completers (n = 75) | Neck-pain cases (n = 69) | Completers (n = 64) | Neck-pain cases (n = 70) | Completers (n = 81) | Neck-pain cases (n = 58) | ||
| Completers (neck-pain cases) | |||||||
| Neck pain (3 months) | 3.0 ± 2.5 | 5.0 ± 1.6 | 3.5 ± 2.5 | 4.9 ± 1.7 | 3.4 ± 2.3 | 4.8 ± 1.6 | NS |
| Neck pain (7 days) | 2.4 ± 2.5 | 4.2 ± 2.1 | 2.5 ± 2.4 | 3.8 ± 2.3 | 2.7 ± 2.5 | 3.9 ± 2.2 | NS |
| Right shoulder pain (3 months) | 1.8 ± 2.2 | 3.3 ± 2.4 | 2.1 ± 2.4 | 2.7 ± 2.6 | 1.9 ± 2.4 | 3.2 ± 2.5 | NS |
| Right shoulder pain (7 days) | 1.3 ± 1.9 | 2.8 ± 2.5 | 1.5 ± 2.2 | 2.2 ± 2.4 | 1.6 ± 2.3 | 2.7 ± 2.6 | NS |
| Left shoulder pain (3 months) | 1.4 ± 2.0 | 2.8 ± 2.5 | 1.8 ± 2.4 | 2.2 ± 2.3 | 1.6 ± 2.0 | 2.2 ± 2.2 | NS |
| Left shoulder pain (7 days) | 1.0 ± 1.7 | 2.2 ± 2.3 | 1.4 ± 2.1 | 2.0 ± 2.3 | 1.5 ± 2.1 | 2.0 ± 2.2 | NS |
| Headache (pain scale 0–10) | 4.9 ± 1.8 | 5.5 ± 2.0 | 5.5 ± 2.8 | 6.1 ± 2.4 | 5.7 ± 2.5 | 6.4 ± 2.5 | NS |
| Headache (days last month) | 2.2 ± 1.0 | 2.6 ± 1.1 | 2.5 ± 2.8 | 2.8 ± 1.2 | 4.4 ± 1.1 | 2.8 ± 1.2 | NS |
Values are mean (SD) and numbers. P values for the 1-way analysis of variances. Completers had answered the questionnaire before and after the intervention. Neck-pain cases reported pain intensity in neck last 3 months of 3 or more at baseline (scale ranging from 0 to 9).