Table 6.
Cut-off values for urinary gonadotropins to differentiate CPP from PPP
| Cut-off value | Sensitivity | Specificity | |
|---|---|---|---|
| Urine LH (IU/L) | ≥0.20 | 100% | 90% |
| ≥0.76 | 100% | 100% | |
| ≥1.93 | 92.9% | 100% | |
| Urine FSH (IU/L) | ≥3.15 | 100% | 90% |
| ≥4.86 | 100% | 100% | |
| ≥6.35 | 92.9% | 100% |
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