Table 3. Characteristics of patients in the preschool-aged group versus the school-aged group.
| Parameter | Preschool-aged group | School-aged group | p- value |
|---|---|---|---|
| Age (y) | 0–7 | 8–14 | |
| No. of patients | 633 | 117 | |
| Height (cm) | 88.3±18.7 | 141.1±15.3 | 0.001 |
| Weight (kg) | 13.5±5.5 | 40.2±15.3 | 0.001 |
| Body mass index (kg/m2) | 17.5±3.3 | 19.6±4.9 | 0.001 |
| Baseline penile length (cm) | 2.8±0.6 | 4.2±1.9 | 0.001 |
| Stretched penile length (cm) | 4.0±0.6 | 5.6±1.8 | 0.001 |
| Penile circumference (cm) | 4.0±0.4 | 5.3±1.5 | 0.001 |
| Testicular volume (mL) | |||
| Right | 2.1±0.4 | 4.8±4.7 | 0.001 |
| Left | 2.0±0.4 | 4.6±3.8 | 0.001 |
Values are presented as mean±standard deviation.