From: Accuracy of emergency physician performed bedside ultrasound in determining gestational age in first trimester pregnancy
EDUGA (no fetal pole excluded)
EDUGA (all cases)
Discrepancy with RGA,days, median (IQR)
2 (1 to 3.25)
3 (1 to 4)
Correlation coefficient (95% CI)
0.978 (0.965 to 0986)
0.945 (0.909 to 0.966)
P value
p < 0.005