目的 了解上海市闵行区婴儿被动吸烟现状,探讨被动吸烟对婴儿健康的影响.方法 从2011年5月至2013年5月,选取闵行区1 686名婴儿作为研究对象,分别在其出生时、6个月及1岁时对其家长进行问卷调查,通过询问其家长来收集婴儿的基本情况、被动吸烟情况和健康状况.结果 被调查婴儿在母亲孕期和出生后1年内被动吸烟率分别为52.7%和19.2%.571名(33.9%)被调查婴儿在出生后1年内出现健康问题.被调查婴儿在母亲孕期有被动吸烟及出生后1年内有被动吸烟,其出生后1年内出现健康问题的风险更高,OR值分别为1.920 (P<0.001)和1.596 (P<0.001);出生半年内采用纯人工喂养方式相对采用纯母乳喂养方式的婴儿在出生后1年内出现健康问题的风险更高(OR=1.710,P<0.001).结论 被调查婴儿被动吸烟率高,母亲在孕期被动吸烟和出生后被动吸烟是婴儿健康状况的危险因素.%Objective To investigate passive smoking status and to analyze health influencing factors among infants in Minhang District of Shanghai.Methods All 1 686 infants in Minhang District from May 2011 to May 2013 were recruited to be the subjects,and a questionnaire-based survey was conducted among their parents to collect the characteristics,passive smoking and health status of the infants.Results The prevalence of passive smoking in infants during their mothers' pregnancy and within one year after birth was 52.7% and 19.2%,respectively.Total of 571 (33.9%) infants surveyed were reported to suffer from health problems.The investigated infants who suffered from passive smoking during mothers' pregnancy (OR =1.920,P<0.001) and within one year after birth (OR=1.596,P<0.001) were more likely to get health problems.Compared to the infants with six-month exclusive breast feeding,the infants with six-month artificially feeding were more likely to get health problems (OR=1.710,P<0.001).Conclusions The prevalence of passive smoking for the investigated infants was high.Passive smoking during mothers' pregnancy as well as after birth were the risk factors for the infants' health.
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