Participant selection
We contacted 95 potential participants from the trial, of whom 19 (20.0%) could not be contacted or had moved away from the study area, and 76 (80.0%) were met in-person, consented, and enrolled into the pregnancy history survey between October 22, 2021, and November 18, 2021 (Fig. Participant flowchart and outcomes by data sourceThe characteristics of the 76 enrolled participants are presented in Table Participant characteristics by infant outcome from NOMS trial prospective data*All data presented in this table are from the NOMS trial~Variable missingness: Delivery location: 