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Table 1 Participant characteristics (N = 204)

From: Prenatal exposures to organophosphate ester metabolite mixtures and children’s neurobehavioral outcomes in the MADRES pregnancy cohort

 

Mean (SD)/Freq(%)

Maternal Characteristics

 Age (years)

29.4 (5.9)

 Education

  ≤ High School

113 (55.4%)

  ≥ Technical school, college degree, or graduate studies

91 (44.6%)

 Income

  Do not Know

55 (27.0%)

  Less than $50,000

118 (57.8%)

  ≥ $50,000

31 (15.2%)

 NIH Race Categories

  White, non-Hispanic

17 (8.3%)

  Black, non-Hispanic

21 (10.3%)

  Hispanic

161 (78.9%)

  Multiracial/other, non-Hispanic

5 (2.5%)

 Smoking During Pregnancy

  No

199 (98.0%)

  Yes

5 (2.5%)

 Pre-pregnancy BMI (kg/m2)

29.1 (6.5)

Infant Characteristics

 Sex

  Female

105 (51.5%)

  Male

99 (48.5%)

 Infant Birth Order

  First Born

74 (36.3%)

  Second or more

123 (60.3%)

  Missing

7 (3.4%)

 Gestational Age at Birth (weeks)

39.1 (1.5)

 Child Adjusted Age at CBCL Administration (weeks)a

155.8 (2.3)

  1. aChild age at questionnaire administration corrected for preterm birth (< 37 weeks)