Abstract: 【Objective】 To investigate the body mass index(BMI) and the influence factors of infants in Tongling province and to offer reasonable basis for maternal and child health care. 【Method】 The data of their first time physical examination from 1 308 infants aged 3~4 months who had child health care outpatient in our hospital were collected,the BMI and the influence factors of BMI were calculated and analyzed. 【Results】 BMI was significantly different in gender,feeding patterns,birth weight and the level of parents' education(P<0.05),boys' BMI mean was higher than girls';infants who had breast feeding had higher BMI mean than infants who had artificially bred;BMI mean was growing significantly with the increase of birth weight;BMI mean of infants aged 3~4 months of Tongling province was higher than the WHO'S(2006). 【Conclusion】 BMI is influenced by gender,feeding patterns,birth weight and early birth.

Key words: body mass index, the influence factors, maternal and child health care

摘要： 【目的】 了解铜陵市婴儿体质指数(body mass index,BMI)的影响因素,为妇幼保健提供参考依据。 【方法】 利用在本院进行儿童保健门诊的1 308例3~4月龄婴儿初次体检的资料,计算BMI值,并对BMI的影响因素进行分析。 【结果】 BMI值在性别、喂养方式、出生体重以及父母亲文化程度等方面差异显著,男婴BMI均值大于女婴(P<0.05);母乳喂养的婴儿BMI均值大于人工喂养的婴儿;随着出生体重的增高,BMI均值明显增高;铜陵市3~4月龄婴儿的BMI均值高于WHO(2006版)3月婴儿的BMI均值。 【结论】 婴儿BMI受性别、出生体重、喂养方式及是否早产影响,应大力提倡母乳喂养。

关键词: 体质指数, 影响因素, 妇幼保健