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目的为进一步探索低出生体重儿发生的相关危险因素。方法对沈阳市妇婴等 15家医院分娩的部分产妇进行了低出生体重儿的病例对照研究。结果在控制孕妇患慢性疾病、生殖器官的畸形、严重妊娠反应、文化程度以及主动吸烟等混杂因素后 ,孕期被动吸烟分娩出低出生体重儿的危险性为非被动吸烟的 2 .95倍 (95 % CI2 .0 7～ 4 .2 1) ;自然流产、人工流产史、家族低体重史、孕前的 BMI、丈夫饮酒史、孕期服用解热镇痛药物以及职业接触有机物均可能是低出生体重儿的危险因素。结论加强围产期保健 ,控制孕妇被动吸烟及科学调整孕前体重将有利于降低低出生体重儿的发生率
The purpose is to further explore the relevant risk factors of low birth weight infants. Methods A case-control study on low birth weight infants was conducted on some pregnant women giving birth in 15 hospitals in Shenyang City. Results The risk of passive birth during pregnancy was lower than that of non-passive smokers by 2.95 times (95%) compared with non-passive smoking after pregnant women were controlled by chronic diseases, genital malformations, severe pregnancy reaction, education level and active smoking. % CI2 .0 7 ~ 4 .2 1); spontaneous abortion, abortion history, family history of low birth weight, pre-pregnancy BMI, husband drinking history, taking anti-inflammatory drugs during pregnancy and occupational exposure to organic matter may be low birth weight children Risk factors. Conclusions Strengthening perinatal health care, controlling pregnant women’s passive smoking and adjusting the body weight before pregnancy will be helpful to reduce the incidence of low birth weight infants