Table 2 Mean urethral length (cm) per age group
From: Urethral length and its relationship with anthropometric parameters in adult male Nigerians
Age Group | n | Mean | SD | Min. | Max. | Range |
|---|---|---|---|---|---|---|
20–29 | 10 | 20.070 | 0.6567 | 19.4 | 21.0 | 1.6 |
30–39 | 13 | 22.338 | 1.1095 | 20.3 | 23.5 | 3.2 |
40–49 | 24 | 21.275 | 3.1509 | 18.4 | 25.7 | 7.3 |
50–59 | 107 | 22.412 | 2.9097 | 16.5 | 28.0 | 11.5 |
60–69 | 164 | 20.683 | 2.4122 | 16.6 | 27.5 | 10.9 |
70–79 | 79 | 20.678 | 1.8329 | 17.0 | 23.3 | 6.3 |
≥ 80 | 53 | 22.045 | 2.6899 | 17.2 | 28.0 | 10.8 |