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目的了解苏州市活产分娩婴儿中早产儿和低出生体重儿的发生率并探讨相关危险因素。方法选取2009-2013年苏州市单胎分娩的产妇189 935例为研究对象,收集产妇年龄、产次、孕次、孕周、新生儿出生体重等指标,利用χ~2检验及多因素Logistic回归模型评估相关性。结果 2009-2013年苏州市早产率及低出生体重率均呈现上升趋势,总体早产率为7.0%,低出生体重率为5.2%。孕妇文化程度为高中/职高、大专及以上、产次为2次是早产与低出生体重的保护因素,孕妇年龄>40岁、剖宫产是早产与低出生体重的危险因素,孕次≥5次是早产的危险因素,孕妇年龄为20~40岁、孕次2~4次是低出生体重的保护因素。结论早产及低出生体重的发生是多因素联合作用造成的,因此在妇幼保健工作中应有计划、有针对性、有重点地开展孕前及孕期保健宣传,提高自我保健意识,对降低早产及低出生体重发生率有重要意义。
Objective To investigate the prevalence of preterm and low birth weight infants in live birth in Suzhou and to explore the related risk factors. Methods A total of 189 935 mothers with single childbirth in Suzhou City from 2009 to 2013 were selected as research objects. Maternal age, parity, gestational age, gestational age, birth weight and other indicators were collected. Chi-square test and multivariate Logistic regression Model Assessment Relevance. Results The rates of preterm birth and low birth weight in Suzhou City increased from 2009 to 2013, with an overall rate of premature birth of 7.0% and a low birth weight of 5.2%. Pregnant women with high school / vocational high school, college or above, twice as the protection of premature birth and low birth weight, pregnant women aged> 40 years old, cesarean section is a risk factor for preterm birth and low birth weight, pregnancy times ≥ 5 Times are risk factors for preterm birth, pregnant women aged 20 to 40 years, gestational 2 to 4 times is a low birth weight protection factor. Conclusions The occurrence of premature birth and low birth weight is caused by the combined action of many factors. Therefore, it is necessary to carry out pre-pregnancy and prenatal care publicity in the maternal and child health care work in a planned, targeted and focused manner to raise the awareness of self-care, Birth weight is important.