5.

Summary receiver operating characteristic plot of studies assessing the accuracy of ultrasound based on an estimated fetal weight discordance (EFWD) of 20%. Each study is represented as an ellipse with size of the ellipse adjusted to the sample size of the study. The filled circle represents the summary point indicating summary sensitivity and specificity of the meta‐analytic estimate. Dotted closed line represents 95% confidence region and the dashed line represents the 95% prediction region around the summary point.