Fully-adjusted estimated coefficients and 95% confidence interval for the association between covariates and size and velocity parameters on the pooled GXXI & NINFEA datasets.

aModel fitted on the sample of data with no missing values for the following maternal variables: height, age, parity, educational level, pre-pregnancy BMI and smoking during pregnancybBackground variables are mutually adjusted and further adjusted for gender and gestational agecGXXI: Low = ≤9 years, Medium = ≤12 years, High = Degree or higher; NINFEA: Low = ≤Secondary school, Medium = High school, High = Degree or higherdIntermediate variables are mutually adjusted and further adjusted for background variables, gender and gestational ageeModel fitted on the sample of data with no missing values for the maternal variables: height, age, parity, educational level, pre-pregnancy BMI, smoking during pregnancy, gestational diabetes and gestational hypertension