Environmental Health
Associations between prenatal air pollution exposure and adverse birth outcomes: a siblings-matched case-control study
Abstract Background Previous studies linking prenatal air pollution to adverse birth outcomes may be confounded by unmeasured familial factors, potentially leading to biased effect estimates and misleading public health recommendations. Methods This sibling-matched case-control study re-examined associations between six criteria air pollutants and preterm birth (PTB), low birth weight (LBW), and small-for-gestational-age (SGA). Associations were assessed using both a sibling-matched generalized linear mixed model ( …