Determination of Accuracy of Fetal Weight Using Ultrasound and Clinical Fetal Weight Estimations in Calabar South, South Nigeria

Table 3

The validity of clinical and sonographic fetal weight estimation.

Validity	Clinical method	Ultrasound method	value
Sensitivity	75%	69.4%	0.3447
Specificity	78.6%	85.3%	0.269
Positive predictive value.	43.5%	51.0%	0.3215
Negative predictive value.	93.4%	92.7%	0.7742