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Table 2 Receiver operating characteristic (ROC) for each sperm quality parameter to predict the total blastocyst percentage on day 6

From: Sperm DNA damage compromises embryo development, but not oocyte fertilisation in pigs

  AUC (95% CI) P value Cut-off value (%) Sensitivity (95% CI) Specificity (95% CI) ODDs ratio
Morphology 0.7273 (0.5077–0.9468) 0.0597 94.18 81.82% (52.30–96.77%) 76.92% (49.74–91.82%) 3.545
Total motility 0.8392 (0.6734–1.000) 0.0050 91.39 45.45% (21.27–71.99%) 92.31% (66.69–99.61%) 5.909
Progressive motility 0.7273 (0.5242–0.9304) 0.0597 80.19 36.36% (15.17–64.62%) 92.31% (66.69–99.61%) 4.727
Viability 0.8671 (0.7251–1.000) 0.0024 91.37 63.64% (35.38–84.83%) 92.31% (66.69–99.61%) 8.273
OTM alkaline—neutral Comet 0.7273 (0.5175–0.9370) 0.0597 11.67 45.45% (21.27–71.99%) 92.31% (66.69–99.61%) 5.909
OTM neutral 0.8042 (0.6024–1.000) 0.0117 2.72 90.91 (62.26–99.53%) 84.62 (57.77–97.27%) 5.909
Combination (Component 1) 0.9021 (0.7773–1.000) 0.0009 0.56 54.55 (28.01–78.73%) 92.31 (66.69–99.61%) 7.091
  1. AUC area under the curve; CI confidence interval; OTM olive tail moment