Additional file 1 of Correlation between crown-rump length in the first trimester of pregnancy and neonatal outcomes

Additional file 1: Figure S1. Centile curves of CRL measured in 7–13+6 gestational weeks fitted with BCGo model (P0.4, P2, P10, P25, P50, P75, P90, P98, P99.6). Figure S2. Restricted cubic spline plot of risk ration of preterm birth. Table S1. Selection of models of crown-rump length. Table S2. Neonatal outcomes of the population.