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Regression results after propensity score matching: birth weight related outcomes *P < 0.05, ***P < 0.001. ‘Hisp’ short for ‘Hispanic’, ‘N-H’ short for ‘Non-Hispanic’. Dots and lines represent means and 95% CI for coefficients or OR estimated from generalized linear mixed regressions. Maternal, paternal, and infant characteristics were also included in regressions but not reported. Details are reported in Supporting information Table S6
