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Table 2 Characteristics of participants who had delivered as of February 29, 2016 in the PETALS (n = 1,415)

From: The Pregnancy Environment and Lifestyle Study (PETALS): a population-based longitudinal multi-racial birth cohort

Age, years, n (%)

 18–24

251 (17.7)

 25–29

377 (26.6)

 30–34

515 (36.4)

 35–39

234 (16.5)

 40–44

38 (2.7)

Race/Ethnicity, n (%)

 Non-Hispanic White

341 (24.1)

 Hispanic

582 (41.1)

 Asian

298 (21.1)

 African American

143 (10.1)

 Other

51 (3.6)

Education, n (%)

 High school or less

210 (14.8)

 Some College

568 (40.1)

 College graduate

386 (27.3)

 Post graduate

247 (17.5)

 Unknown

4 (0.3)

Household income, $, n (%)

  < 50,000

487 (34.4)

 50,000-99,999

467 (33.0)

 100,000-149,999

241 (17.0)

  ≥ 150,000

191 (13.5)

 Unknown

29 (2.0)

Parity, n (%)

 0

587 (41.5)

 1

522 (36.9)

  ≥ 2

287 (20.3)

 Unknown

19 (1.3)

Pre-pregnancy BMI, kg/m2, n (%)

  < 18.5

37 (2.6)

 18.5–24.9

515 (36.4)

 25.0–29.9

436 (30.8)

  ≥ 30.0

426 (30.1)

 Unknown

1 (0.1)

Gestational age at study visit, weeks, mean (SD)

 Clinic visit 1

13.6 (2.3)

 Clinic visit 2

19.8 (2.5)

Gestational diabetes, n (%)

149 (10.5)

Gestational age at delivery, weeks, mean (SD)

38.8 (2.0)

Infant birthweight, g, mean (SD)

3362.9 (538.3)