Table 2 Receiver operator characteristic curve analysis for concentration, motility and normal morphology for 3 donor groups and infertile men
From: Characterizing semen parameters and their association with reactive oxygen species in infertile men
Parameter | Group | Cut-off | Sensitivity | Specificity | AUC |
|---|---|---|---|---|---|
|  | All donors + All patients |  |  |  |  |
Concentration (X10 6 /mL) | 31.55 | 56.6 | 74.5 | 0.640 | |
Motility (%) | 45.5 | 51.9 | 77.8 | 0.602 | |
Morphology (%) | 3.5 | 62.9 | 78.0 | 0.775 | |
|  | Proven donors + All patients |  |  |  |  |
Concentration (X10 6 /mL) | 27.8 | 50.9 | 85.7 | 0.674 | |
Motility (%) | 45.5 | 51.9 | 69.2 | 0.562 | |
Morphology (%) | 2.5 | 50.0 | 89.5 | 0.765 | |
|  | Proven donors < 2 years + All patients |  |  |  |  |
Concentration (X10 6 /mL) | 28.5 | 52.5 | 100 | 0.728 | |
Motility (%) | 46.5 | 52.5 | 75.0 | 0.562 | |
Morphology (%) | 11.5 | 98.7 | 38.5 | 0.723 |