Fig. 1

Risk of respiratory diseases in infants with prenatal exposure to traffic-related air pollution, climate factors, and residential green space. Multiple logistic regression models were employed to explore associations between respiratory diseases, air pollution, and climate factors or green area levels. The models were adjusted for maternal age, education, income, BMI, gestational age, exposure to secondhand smoke, birth weight, sex, and season of birth. Abbreviations: trim., trimester.