Median (IQR) shape factor, muscle length, maximum CSA, and mean CSA for the gluteal muscles for the male and female groups
| Males | Females | P value | |
| Shape Factor | |||
| GMAX | 0.60 (0.59–0.62) | 0.63 (0.60–0.65) | p<0.01 |
| GMED | 0.51 (0.49–0.53) | 0.52 (0.51–0.54) | p<0.01 |
| GMIN | 0.37 (0.35–0.38) | 0.36 (0.35–0.38) | p=0.91 |
| Muscle length (cm) | |||
| GMAX | 18.4 (17.7–19.0) | 17.4 (16.6–17.9) | p<0.01 |
| GMED | 19.1 (18.5–19.8) | 17.9 (16.9–18.5) | p<0.01 |
| GMIN | 12.7 (12.2–13.3) | 11.7 (11.4–12.2) | p<0.01 |
| Max CSA (cm2) | |||
| GMAX | 61.4 (56.0–67.4) | 50.2 (46.6–56.9) | p<0.01 |
| GMED | 36.7 (34.4–39.9) | 30.1 (27.7–31.9) | p<0.01 |
| GMIN | 14.2 (13.3–15.2) | 12.0 (11.0–12.7) | p<0.01 |
| Mean CSA (cm2) | |||
| GMAX | 36.8 (34.3–41.4) | 31.7 (29.7–34.6) | p<0.01 |
| GMED | 18.7 (17.2–20.7) | 15.7 (14.4–16.5) | p<0.01 |
| GMIN | 5.2 (4.8–5.6) | 4.3 (4.1–4.7) | p<0.01 |
CSA, cross-sectional area; GMAX, gluteus maximus; GMED, gluteus medius; GMIN, gluteus minimus.