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. Author manuscript; available in PMC: 2019 May 9.
Published in final edited form as: J Pediatr. 2017 May 24;187:234–239.e4. doi: 10.1016/j.jpeds.2017.04.039

Figure 1.

Figure 1.

Flow chart of identified pregnancies ending in a live birth and exclusion criteria used to obtain mother–infant cohort at 7 Vaccines Safety Datalink sites, January 1, 2004, to September 30, 2013. aContinuous insurance enrollment from 6 months before the last menstrual period (LMP) through 6 weeks postpartum. bMore than 1 medical condition may apply to a single pregnant female. cToxoplasmosis, syphilis, varicella, rubella, or cytomegalovirus. dAfter excluding no medical care within the healthcare system during pregnancy, medical condition, teratogenic medication, or live virus vaccine. eincludes infants with mortality during the first year of life and infants hospitalized for more than 30 days after birth who were not required to meet insurance enrollment criteria. fFor infants surviving to 1 year, enrollment in a health insurance plan for 4 months during the first year and at least 1 month of insurance in the first 3 months of life.