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. Author manuscript; available in PMC: 2021 Jun 8.
Published in final edited form as: Circ Cardiovasc Qual Outcomes. 2020 Jun 8;13(6):e006311. doi: 10.1161/CIRCOUTCOMES.119.006311

Figure 1. Exclusion criteria and final sample of pregnant women with and without congenital heart defects (CHD), IBM Watson Health MarketScan® Commercial Database, 2007–2014.

Figure 1.

*Pregnancies occurring between January 1, 2008, and December 31, 2013, including pregnancies conceived in 2007 and ending in 2008 or conceived in 2013 and ending in 2014. †1 inpatient or ≥2 outpatient CHD diagnosis claims ≥ 30 days apart. ‡15 weeks gestation through 90 days postpartum. §Missing >30 days. ||Includes 552 that were live birth and still birth.