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. 2021 Apr 2;129(4):047004. doi: 10.1289/EHP7486

Figure 1.

Figure 1 is a flowchart having four steps. Step 1: Enrollments are 1,503. Step 2: Out of which, 1,143 attended the age 4 to 6 years visit. Step 3: 846 enrollments completed blood pressure measurements. Step 4: 822 enrollments had valid residential address history. This is then segregated into Nitrogen dioxide, which has 818 Prenatal and 780 postnatal; Ambient particulate matter, which has 818 in First trimester, 818 in second trimester, 815 in third trimester, 818 in prenatal, and 780 in postnatal; and Proximity to road, which has 818 in Prenatal and 780 in postnatal.

Inclusion flowchart. Shown are the CANDLE cohort retention between enrollment and the age 4- to 6-y visit as well as sample sizes for primary analysis of each exposure. Note: CANDLE, Conditions Affecting Neurocognitive Development and Learning in Early Childhood.