Tanner stage | serum oestradiol levels | ||
---|---|---|---|
 | Abnormality | ||
 | Reference range (pg/ml ) | Low n(%) | High n(%) |
1 (n = 2) | 5–10 | 0(0.0) | 2(100) |
2 (n = 15) | 5-115 | 0(0.0) | 1(6.7) |
3 (n = 13) | 5-180 | 0(0.0) | 1(7.7) |
4 (n = 38) | 25–345 | 5(13.2) | 0(0.0) |
5 (n = 33) | 25–410 | 4(12.1) | 0(0.0) |