Table. 4.
Comparison of SCM and upper trapezius muscles activation for each pillow height
| Pillow height / Muscle | Flat | 6cm | 12cm | F | P | Effect size(η2) |
|---|---|---|---|---|---|---|
| SCM (mm) | 7.34 ± 9.70 | 5.72 ± 4.05 | 5.36 ± 2.88 | 1.141 | .333 | .071 |
| Upper trapezius (mm) | 9.21 ± 17.30 | 7.41 ± 10.76 | 8.65 ± 13.60 | .821 | .445 | .026 |
*p < .05, mean ± standard deviation
A: Flat B: Pillow height 6cm C: Pillow height 12cm
J Korean Soc Phys Med 2024;19:53-60 https://doi.org/10.13066/kspm.2024.19.1.53 
© 2024 J Korean Soc Phys Med