Table 2.
Nerve cross-sectional area reference values with respect to gender
| Demographic | Gender, mean±SD (mm2) | P | ||
|---|---|---|---|---|
|
| ||||
| Female (n=46) | Male (n=38) | |||
| Age, years | 40.4±14.0 | 39.5±14.9 | 0.789 | |
| Height, m | 1.6±0.1 | 1.7±0.1 | <0.001 | |
| Weight, kg | 58.4±12.1 | 72.4±13.0 | <0.001 | |
| BMI, kg/m2 | 23.4±4.8 | 25.1±4.6 | 0.111 | |
|
| ||||
| Nerve | Site | Gender, mean±SD (mm2) | P | |
|
| ||||
| Female (n=46) | Male (n=38) | |||
|
| ||||
| Median | Wrist | 6.2±1.6 | 6.6±1.2 | 0.167 |
| Mid-forearm | 4.9±0.8 | 5.4±1.1 | 0.023 | |
| Elbow | 6.4±1.4 | 7.3±1.5 | 0.007 | |
| Midarm | 6.8±1.2 | 7.4±1.5 | 0.032 | |
| Ulnar | Wrist | 3.8±1.0 | 4.3±1.0 | 0.014 |
| Mid-forearm | 4.4±0.9 | 4.8±1.1 | 0.051 | |
| Elbow | 6.0±1.4 | 6.3±1.2 | 0.198 | |
| Midarm | 5.3±1.3 | 5.9±1.7 | 0.075 | |
| Fibular | Fibular head | 8.5±1.9 | 9.2±2.1 | 0.116 |
| Knee | 7.2±1.6 | 7.8±1.9 | 0.093 | |
| Tibial | Knee | 11.1±1.9 | 12.6±2.3 | 0.002 |
| Ankle | 9.7±1.9 | 10.7±1.8 | 0.020 | |
| Sural | 1.4±0.6 | 1.6±0.6 | 0.158 | |
| Radial | 1.2±0.4 | 1.1±0.3 | 0.295 | |
SD: Standard deviation, BMI: Body mass index