Table 3.
Individual neck muscle volume distribution. Data shown are the average ± standard deviation and p value of the t-test on sex difference
| Females (n=3) | Males (n=7) | Average (n=10) | p value | |
|---|---|---|---|---|
| Trapezius | 25.9%±2.1% | 28.7%±5.9% | 27.9%±5.1% | 0.46 |
| Sternocleidomastoid* | 17.3%±0.9% | 14.0%±2.1% | 15.0%±2.4% | 0.03 |
| Semispinalis capitis | 10.6%±2.0% | 10.7%±1.1% | 10.7%±1.3% | 0.88 |
| Splenius (capitis+cervicis) | 9.3%±0.1% | 9.9%±2.0% | 9.7%±1.6% | 0.48 |
| Levator scapulae | 8.9%±0.7% | 10.0%±2.1% | 9.7%±1.8% | 0.40 |
| Semispinalis cervicis+ multifidus | 8.7%±0.6% | 7.0%±1.5% | 7.5%±1.5% | 0.09 |
| Scalenus | 6.4%±1.5% | 6.3%±1.2% | 6.3%±1.2% | 0.90 |
| Infrahyoids | 3.4%±0.5% | 2.7%±0.6% | 2.9%±0.6% | 0.10 |
| Obliqus Capitis inferior* | 1.4%±0.4% | 1.9%±0.3% | 1.8%±0.4% | 0.04 |
| Longus capitis* | 2.4%±0.6% | 1.6%±0.2% | 1.8%±0.5% | 0.01 |
| Longus colli | 1.9%±0.3% | 1.7%±0.3% | 1.7%±0.3% | 0.49 |
| Longissimus capitis | 1.5%±0.2% | 1.8%±0.6% | 1.7%±0.5% | 0.35 |
| Longissimus cervicis | 1.1%±0.5% | 1.3%±0.5% | 1.2%±0.5% | 0.48 |
| Rectus capitis minor | 0.3%±0.2% | 1.1%±1.0% | 0.9%±0.9% | 0.20 |
| Rectus capitis major | 0.8%±0.1% | 0.8%±0.1% | 0.8%±0.1% | 0.96 |
| Obliqus capitis superior | 0.3%±0.0% | 0.6%±0.3% | 0.5%±0.3% | 0.12 |
*
0.01<p<0.05.