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利用超声测量胎儿生理指标以预测新生儿体重在围生医学中有重要意义。我们于1996年通过B超测量了322例晚期妊娠胎儿的双顶径、股骨长度和腹围，并予以回归分析。1资料和方法1．1研究对象1996年l～12月底在我院产科住院分娩的单胎孕妇322例，孕周38～42周，末次月经准确，无内、
The use of ultrasound to measure fetal physiological index to predict neonatal weight is of great importance in perinatal medicine. We measured the biparietal diameter, femur length, and abdominal circumference of 322 patients with late pregnancy by B-mode ultrasonography in 1996 and analyzed them by regression. 1 Materials and Methods 1.1 The object of study 1996 l ~ 12 end of January in our hospital obstetric delivery of singleton pregnant women in 322 cases, gestational age 38 to 42 weeks, the last menstrual accurate, no,