Spontaneous preterm birth and small for gestational age infants in women who stop smoking early in pregnancy: prospective cohort study
Objectives To compare pregnancy outcomes between women who stopped smoking in early pregnancy and those who either did not smoke in pregnancy or continued to smoke.Design Prospective cohort study.Setting Auckland, New Zealand and Adelaide, Australia.Participants 2504 nulliparous women participating...
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Veröffentlicht in: | BMJ 2009-03, Vol.338 (7710), p.1552-1552 |
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Format: | Artikel |
Sprache: | eng |
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Zusammenfassung: | Objectives To compare pregnancy outcomes between women who stopped smoking in early pregnancy and those who either did not smoke in pregnancy or continued to smoke.Design Prospective cohort study.Setting Auckland, New Zealand and Adelaide, Australia.Participants 2504 nulliparous women participating in the Screening for Pregnancy Endpoints (SCOPE) study grouped by maternal smoking status at 15 (±1) week’s gestation.Main outcome measures Spontaneous preterm birth and small for gestational age infants (birth weight |
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ISSN: | 0959-8138 0959-8146 1756-1833 1468-5833 1756-1833 |
DOI: | 10.1136/bmj.b1081 |