From: Role of uterine artery Doppler in assessment of unexplained infertility
Item
Cut-off
Sensitivity
Specificity
PPV
NPV
Accuracy
RI
>0.67
100%
96.7%
97.5%
98.6%
PI
>1.95
95%
86.7%
90.47%
92.86%
91.42%
S/D
>3
97.56%
98.57%