Associations between Passive Maternal Smoking during Pregnancy and Preterm Birth: Evidence from a Meta-Analysis of Observational Studies

Open Access

Peer-reviewed

Research Article

Hong Cui,

Affiliation Department of Obstetrics and Gynecology, Shengjing Hospital of China Medical University, Shenyang, China
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Ting-Ting Gong,

Affiliation Department of Obstetrics and Gynecology, Shengjing Hospital of China Medical University, Shenyang, China
⨯
Cai-Xia Liu,

Affiliation Department of Obstetrics and Gynecology, Shengjing Hospital of China Medical University, Shenyang, China
⨯
Qi-Jun Wu

* E-mail: wuqj@sj-hospital.org

Affiliation Department of Clinical Epidemiology, Shengjing Hospital of China Medical University, Shenyang, China
⨯

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Preterm birth
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Smoking habits
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Medical risk factors
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Metaanalysis
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Cohort studies
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Labor and delivery
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Pregnancy
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Cross-sectional studies
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