Table 1.
Clinical parameters of the adolescent transgender males
| Subject | Age (y) | BMI (kg/m2) | Length of time since the first period (y) | Length of menstrual cycle (d) | FSH (mIU/mL) | LH (mIU/mL) | E2 (pg/mL) | T (nmole/L) | TSH (μIU/mL) | Prolactin (mIU/L) | AFC (total number) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | 17 | 23.3 | 5 | 35 | 7.3 | 4.3 | 147 | 0.6 | 6.07 | 341 | 13 |
| 2 | 17 | 23.9 | 2 | 30 | 4.8 | 2.8 | 80 | 1.2 | 1.46 | 495 | 25 |
| 3 | 18 | 20.8 | 7 | 28 | 5.71 | 19.6 | 201 | 2.62 | 1.23 | 236 | 15 |
| 4 | 17 | 22.3 | 5 | 28 | 6.53 | 3.72 | 200 | 0.8 | 3.2 | 255 | 18 |
| 5 | 16 | 20 | 4 | 28 | 6.6 | 3 | 84 | 1.4 | 2.17 | 201 | 16 |
| 6 | 14 | 21.6 | 0.5 | 28 | 4.1 | 1.7 | 132 | 0.8 | 4.04 | 138 | 30 |
| 7 | 17 | 19 | 5 | 30 | 6.55 | 5.18 | 145 | 0.9 | 3.38 | 477 | 17 |
| 8 | 16 | 24.4 | 5 | 28 | 1.5 | 0.5 | 132 | 1 | 0.95 | 251 | 25 |
| 9 | 16 | 21.5 | 4 | 30 | 6.1 | 3.9 | 116 | 0.8 | 1.02 | 188 | 20 |
| Mean (SD) | 16.4 ± 1.1 | 21.8 ± 1.7 | 4.2 ± 1.9 | 29.4 ± 2.3 | 5.4 + 1.7 | 4.9 ± 5.6 | 137 ± 42 | 1.1 ± 0.6 | 2.6 ± 1.7 | 286 ± 125 | 19.8 ± 5.6 |
BMI body mass index, FSH follicle-stimulating hormone, LH luteinizing hormone, E2 estradiol, T total testosterone, TSH thyroid stimulating hormone, AFC antral follicle count, ND no data, SD standard deviation
Standard reference ranges: FSH 1–9.2 mIU/mL; LH 0.4–11.7 mIU/mL; E2 34–170 pg/mL; T 0.48–1.85 nmole/L; TSH 0.5–4.8 μIU/mL; prolactin 108.78–557.13 mIU/L