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Table 3 Accuracy of both weight estimations regarding actual birth weight in all overweight 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] 343 ± 250 245 ± 190 <0.001a
Absolute error > 500g [%] 22.6 9.1 0.0002b
Absolute % error [g] 10.1 ± 7.8 7.3 ± 6.1 <0.001a
Absolute % error > 10% [%] 42.1 24.4 0.0002b
Absolute % error > 20% [%] 12.8 4.3 0.0026b
  1. aPaired T test, bExact McNemar test
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