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目的 对 40岁以上妇女非吸烟者 7480人进行了被动吸烟与异常妊娠的研究。方法 问卷调查。结果 排除了其它干扰因素之后 ,被动吸烟对妇女妊娠有轻度危害。结论 应提倡限制吸烟场所 ,妇女孕期应尽量减少被动吸烟
Objective To study the passive smoking and abnormal pregnancy in 7480 non-smokers over 40 years of age. Methodological survey. The results exclude other disturbances, passive smoking on women’s pregnancy mild harm. Conclusions Smoking restrictions should be promoted. Women should minimize passive smoking during their pregnancy