Table 1.
Age and Serum Testosterone Concentrations in HbSS and HbAA Subjects
| AGE(Years) | HBSS SUBJECTS | HBAA SUBJECTS | All subjects | ||||
|---|---|---|---|---|---|---|---|
| n | LOW* | NORMAL** | n | LOW* | NORMAL ** | ||
| 15-19 | 12 | 12 | - | - | - | - | 12 |
| 20-24 | 24 | 23 | 1 | 7 | 2 | 5 | 31 |
| 25-29 | 5 | 3 | 2 | 8 | 2 | 6 | 13 |
| 30-34 | 4 | 4 | - | 11 | 3 | 8 | 15 |
| 35-39 | 1 | 1 | - | 1 | - | 1 | 2 |
| 40 and above | 1 | 1 | - | 1 | - | 1 | 2 |
| TOTAL | 47 | 44 (93.6%) | 3(6.4%) | 28 | 7 (25.0%) | 21(75.0%) | 75(100%) |
Reference Concentrations of Serum Testosterone = 2 to 10 ng/ml
*Low serum testosterone level ≤ 2 ng/dl
**Normal serum testosterone level > 2 ng/dl.