Online Supplemental Material Individual participant data from all studies All data were merged into a single database Required data: Birth and 4 month growth data for each infant Infant sex Delivery type Data exclusions implemented Data entry errors: Negative ages No birth weight data Inconsistent head circumference data Quality control of database for baseline information and outcome measurements N = 1,882 infants from 11 RCTs < 10 infants omitted Supplemental Figure 1: Data management for IPD pooled analysis of growth of infants consuming term infant formulas with whey-predominant protein content of 1.8 g/100 kcal