Figure 1.

Better Outcomes Registry & Network (BORN) Ontario data sources and architecture. BORN Ontario data are submitted on a voluntary basis by health-information custodians from across Ontario servicing the maternal–child population. Data are classified by the nature of the healthcare encounter and are linked to create aggregate records for each woman and child. CARTR, Canadian Assisted Reproductive Technologies Registry; MFM, maternal fetal medicine; NICU, neonatal intensive care unit; NIPT, non-invasive prenatal testing; SCN, special care nursery; HBHC, Healthy Babies Healthy Children.