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Table 3 Predictive Function of Each Defect Dimension to Predict a Hysteroscopy-Endorsed Cesarean Scar Defect

From: A transvaginal ultrasound-based diagnostic calculator for uterus post-cesarean scar defect

Predicting variable

AUROCC (95%CI)

Optimal Cutoff

Sensitivity (95%CI)

Specificity (95%CI)

PPV (95%CI)

NPV (95%CI)

PLR

NLR

Defect Width—mm

0.910 (0.835–0.958)

2 mm

87.84 (78.2–94.3)

88.46 (69.8–97.6)

95.6 (88.2–98.4)

71.9 (57.7–82.7)

7.61

0.14

Defect Length—mm

0.907 (0.833–0.956)

3 mm

82.43 (71.8–90.3)

92.31 (74.9–99.1)

96.8 (88.9–99.1)

64.9 (52.7–75.4)

10.72

0.19

Defect Depth—mm

0.923 (0.852–0.967)

2 mm

77.03 (65.8–86.0)

100.00 (86.8–100.0)

100.0

60.5 (50.2–69.9)

N/Ca

0.23

  1. a not calculable
  2. AUROCC: area under the receiver operating characteristics curve, NLR: negative likelihood ratio, NPV: negative predictive value, PLR: positive likelihood ratio, PPV: positive predictive value, CI: confidence interval