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本文目的是估计超声检查后正常早孕妇女的流产率及妊娠后果。作者回顾性研究了Grace医院1981～1983年超声检查的病人,标准为在妊娠7～12周超声扫描正常的胚胎及胎儿,妊娠不满20周流产者为自然流产。研究的资料包括超声检查的指征,产母年龄、孕龄和末次月经。妊娠后果的分析要考虑预产期时产母年龄、出生时孕龄、出生体重和产科史。
The purpose of this paper is to estimate the abortion rate and pregnancy outcome of normal early pregnant women after ultrasonography. The authors retrospectively reviewed patients who underwent ultrasonography between 1981 and 1983 at Grace Hospital with a standard ultrasound scan of normal embryos and fetuses between the 7th and 12th weeks of gestation and spontaneous abortions at less than 20 weeks of gestation. The data included the indications of sonography, mother age, gestational age and the last menstruation. Analysis of the consequences of pregnancy to consider when the expected date of delivery mother’s age, gestational age at birth, birth weight and obstetric history.