From: Predictive value of prenatal ultrasound parameters for dichorionic growth discordant twins
Parameter | Early third-trimester | |||||||||
---|---|---|---|---|---|---|---|---|---|---|
AUC | P | 95% CI | Youden index | Cut-off (%) | Sensitivity (%) | Specificity (%) | PPV (%) | NPV (%) | +LR | |
BPD | 0.688 | 0.004 | 0.62–0.75 | 0.34 | 4.60 | 71.43 | 62.50 | 65.57 | 68.63 | 1.90 |
HC | 0.672 | 0.086 | 0.56–0.77 | 0.39 | 7.07 | 42.86 | 95.83 | 91.13 | 62.65 | 10.28 |
AC | 0.740 | < 0.001 | 0.67–0.80 | 0.40 | 8.02 | 57.14 | 83.43 | 77.52 | 66.06 | 3.45 |
FL | 0.780 | < 0.001 | 0.72–0.83 | 0.46 | 5.26 | 66.67 | 79.89 | 76.83 | 70.56 | 3.31 |
EFW | 0.822 | < 0.001 | 0.76–0.87 | 0.58 | 20.36 | 66.67 | 91.30 | 88.46 | 73.26 | 7.66 |