Table 3. Risk score analysis of infertile patients and fertile controls.
| Risk score analysis of asthenozoospermia patients and fertile controls | ||||
|---|---|---|---|---|
| Score | 0–3.75 | 3.75–14.56 | PPVa | NPVb |
| Training set | 0.900 | 0.875 | ||
| Fertile controls | 14 | 2 | ||
| Asthenozoospermia | 2 | 18 | ||
| Validation set | 1.000 | 0.734 | ||
| Fertile controls | 58 | 0 | ||
| Asthenozoospermia | 21 | 53 | ||
| Risk score analysis of azoospermia patients and fertile controls | ||||
| Score | 0–5.05 | 5.05–19.04 | PPVa | NPVb |
| Training set | 0.950 | 0.938 | ||
| Fertile controls | 15 | 1 | ||
| Azoospermia | 1 | 19 | ||
| Validation set | 1.000 | 0.853 | ||
| Fertile controls | 58 | 0 | ||
| Azoospermia | 10 | 42 | ||
aPPV, positive predictive value.
bNPV, negative predictive value.