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Table 4 Diagnostic performance of basal Doppler findings for the prediction of IUCD-induced heavy menstrual bleeding

From: Doppler ultrasound for prediction of IUCD-induced heavy menstrual bleeding: a prospective cohort study

Indices AUC SE P 95% CI Cutoff
Uterine A. PI 0.816 0.040 < 0.001 0.737–0.894 ≤ 2.20
Uterine A. RI 0.925 0.024 < 0.001 0.879–0.972 ≤ 0.88
Sub-end. PI 0.602 0.054 0.073 0.495–0.709 ≤ 1.94
Sub-end. RI 0.920 0.027 < 0.001 0.867–0.973 ≤ 0.69
Sub-end. VI 0.959 0.024 < 0.001 0.895–1.000 ≥ 3.75
Sub-end. FI 0.707 0.054 < 0.001 0.602–0.813 ≥ 3.20
Sub-end. VFI 0.948 0.022 < 0.001 0.904–0.991 ≥ 1.32
End. VI 0.908 0.027 < 0.001 0.856–0.961 ≥ 1.71
End. FI 0.606 0.054 0.061 0.501–0.712 ≥ 16.00
End. VFI 0.971 0.015 < 0.001 0.940–1.000 ≥ 0.18