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Locations of the main branches of the axillary nerve and the PCHA in relation to the OP (unit: cm).
| Measurements | Total (mean ± SD) | Males (mean ± SD) | Females (mean ± SD) | Min | Max | P |
|---|---|---|---|---|---|---|
| Axillary nerve | 5.8 ± 1.0 | 6.0 ± 1.0 | 5.7 ± 0.9 | 4.5 | 8.5 | 0.107 |
| Posterior circumflex humeral artery | 6.3 ± 0.9 | 6.5 ± 1.0 | 6.2 ± 1.0 | 4.0 | 8.3 | 0.554 |
SD: standard deviation.
