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Table 3 Logistic regression models: effect of maternal age on infant mortality.

From: Socioeconomic factors and adolescent pregnancy outcomes: distinctions between neonatal and post-neonatal deaths?

 

Neonatal Mortality

Post-Neonatal Mortality

Maternal Age (years)

aOR

95% CI

aOR

95% CI

   12–17

1.43

0.98, 2.08

1.73

1.14, 2.64

   18–19

1.15

0.83, 1.60

1.04

0.71, 1.53

   20–34

1.00

reference

1.00

reference

Non-Hispanic black

2.08

1.56, 2.78

1.45

1.02, 2.04

Age-inappropriate educational Level

1.39

1.01, 1.90

1.73

1.23, 2.44

Unmarried

1.50

1.06, 2.14

1.25

0.83, 1.88

Nulliparous

1.00

0.99, 1.02

1.01

0.99, 1.03

Tobacco Use

1.49

1.10, 2.01

1.26

0.89, 1.79

Kotelchuck Index

Unknown

4.04

2.53, 6.45

0.88

0.35, 2.21

Inadequate

1.98

1.36, 2.88

1.58

1.05, 2.39

Adequate

1.00

reference

1.00

reference

Adequate Plus

2.89

2.17, 3.85

1.89

1.35, 2.66

Poverty Status

Poorest *

0.36

0.25, 0.53

2.29

1.36, 3.86

Poor **

0.45

0.33, 0.62

1.60

0.98, 2.61

Other

1.00

reference

1.00

reference

  1. cOR = crude odds ratio, aOR = adjusted odds ratio, CI = confidence intervals
  2. * defined as participation in food stamps
  3. ** defined as participation in WIC or Medicaid but not food stamps