Table 5.

Accuracy between methods of fetal weight estimation

Mean percentage error	Clinical estimate by postgraduate	Ultrasound estimate	P
<2.5 kg	11.96 (11.70)	6.07 (10.96)	0.001
2.5–3.0 kg	1.75 (7.94)	2.16 (9.48)	0.922
3.1–3.5 kg	−4.19 (9.21)	−1.99 (9.71)	0.123
>3.5 kg	−11.52 (5.11)	−14.50 (9.50)	0.249
Overall	1.55 (11.03)	0.90 (10.83)	0.429