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Table 4 Accuracy of both weight estimations regarding actual birth weight in all pregnant women

From: Fetal weight estimation at term – ultrasound versus clinical examination with Leopold’s manoeuvres: a prospective blinded observational study

EFW Leopold’s manoeuvres Ultrasound p value
Absolute error [g] 298 ± 235 254 ± 200 <0.001a
Absolute error > 500g [%] 18.8 11.8 0.0003b
Absolute % error [g] 9.1 ± 7.6 7.7 ± 6.4 <0.001a
Absolute % error > 10% [%] 36.1 28.0 0.0004b
Absolute % error > 20% [%] 8.8 6.1 0.036b
  1. aPaired T test, bExact McNemar test