The relation between fetal abdominal circumference and birthweight: findings in 3512 pregnancies

To establish the relation between fetal abdominal circumference and birthweight in a large population of fetuses; to identify whether the error in estimating birthweight by abdominal circumference varied with the magnitude of abdominal circumference; and to establish whether adding femur length to abdominal circumference caused a clinically important reduction of error in predicting birthweight.A retrospective study.The ultrasound department of...