Table 3.
Comparison of the cervical angle and muscle properties between forward head and neutral postures.
| Variables | Forward Head (Mean ± SD) | Neutral (Mean ± SD) | T | p |
|---|---|---|---|---|
| CVA (°) | 39.564 ± 6.39 | 55.105 ± 4.947 | −13.165 | <0.001 |
| Tone_R_LS (Hz) | 17.925 ± 1.7 | 17.206 ± 1.527 | 2.598 | 0.014 |
| Tone_L_LS (Hz) | 18.25 ± 1.708 | 17.503 ± 1.922 | 3.498 | 0.001 |
| Stiffness_R_SCM (N/m) | 209.485 ± 27.188 | 196.848 ± 18.226 | 3.399 | 0.002 |
| Elasticitiy_R_Platysma | 1.421 ± 0.243 | 1.352 ± 0.2 | 2.158 | 0.039 |
| Elasticity_L_Platysma | 1.398 ± 0.198 | 1.335 ± 0.142 | 2.526 | 0.017 |
Abbreviations: CVA, cranio-vertebral angle; L, left; LS, levator scapulae; R, right; SCM, sternocleidomastoid; SD, standard deviation.