Table 1.
Characteristics of the groups
| CNP (n = 50) | WHIP (n = 54) | NP-PH (n = 53) | NP-TMD (n = 45) | |
|---|---|---|---|---|
| Age (years) | 29.56 ± 10.62 | 32.46 ± 10.01 | 48.62 ± 13.22 | 36.75 ± 10.79 |
| Gender, female, n (%) | 36 (72.0) | 25 (46.3) | 49 (92.5) | 41 (91.1) |
| Male, n (%) | 14 (28) | 29 (53.7) | 4 (7.5) | 4 (8.9) |
| Total SF-12 (%) | 64.28 ± 21.93 | 36.95 ± 19.47 | 41.46 ± 19.24 | 61.62 ± 22.05 |
| Physical SF-12 (%) | 67.05 ± 26.65 | 31.15 ± 17.67 | 37.08 ± 23.84 | 60.67 ± 26.64 |
| Mental SF-12 (%) | 61.52 ± 23.19 | 42.75 ± 25.62 | 45.85 ± 20.1 | 62.58 ± 22.76 |
| NDI (0–50) | 13.06 ± 6.86 | 29.76 ± 9.05 | 18.89 ± 8.25 | 12.82 ± 5.14 |
| VAS (mm) | 41.1 ± 20.04 | 60.38 ± 24.58 | 60.4 ± 18.67 | 44.23 ± 21.68 |
| BECK (0–63) | 8.14 ± 5.49 | 14.57 ± 9.38 | 18.58 ± 10.49 | 15.4 ± 9.59 |
| STAI (0–60) | 26.2 ± 4.08 | 25.72 ± 6.9 | 24.86 ± 6.85 | 24.33 ± 6.37 |
| CROMs (grades) | ||||
| Flexion | 47.72 ± 14.36 | 25.82 ± 10.58 | 47.02 ± 9.37 | 48.47 ± 14.55 |
| Extension | 55.69 ± 14.11 | 25.3 ± 12.7 | 63.97 ± 15.02 | 65.8 ± 16.19 |
| Left rotation | 59.04 ± 12.5 | 28.95 ± 13.74 | 61.68 ± 9.43 | 64.81 ± 11.26 |
| Right rotation | 57.32 ± 10.94 | 27.56 ± 13.11 | 62.8 ± 8.76 | 64.31 ± 7.68 |
| Left lateral flexion | 39.45 ± 8.84 | 23.17 ± 8.11 | 40.25 ± 7.00 | 41.23 ± 8.71 |
| xRight lateral flexion | 36.87 ± 9.12 | 24.33 ± 8.07 | 37.76 ± 6.89 | 38.58 ± 8.4 |
Note: Values are mean ± SD and n (%).
Abbreviations: CNP, chronic neck pain; WHIP, neck pain associated with acute whiplash; NP-PH, neck pain associated with chronic primary headache; NP-TMD, neck pain associated with temporomandibular dysfunction; NDI, Neck Disability Index; VAS, visual analog scale; BECK, Beck Depression Inventory; STAI, State-Trait Anxiety Inventory; CROM, cervical range of movement; SF-12, Short Form-12 Health Survey.