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Table 4 Adjusted* parental smoking prevalence in the intervention cohort and the control cohort

From: The impact of a minimal smoking cessation intervention for pregnant women and their partners on perinatal smoking behaviour in primary health care: A real-life controlled study

 

Intervention cohort

Control cohort

   

Maternal smoking prevalence

%

95% CI

%

95% CI

aOR

95% CI

p-value

   At the beginning of pregnancy

21.7

19.4–24.1

25.1

22.7–27.6

0.78

0.61–1.00

0.05

   At inclusion

4.9

3.5–6.4

7.1

5.6–8.6

0.63

0.42–0.95

0.03

   6 weeks postnatal

5.8

4.3–7.4

7.6

6.0–9.2

0.72

0.49–1.06

0.09

Paternal smoking prevalence

       

   At the beginning of pregnancy

21.9

19.2–24.6

24.7

21.8–27.5

0.86

0.69–1.07

0.17

   At inclusion

17.0

14.5–19.5

21.2

18.5–23.9

0.76

0.60–0.97

0.03

   6 weeks postnatal

14.5

12.2–16.9

17.9

15.4–20.4

0.78

0.60–1.00

0.05

  1. *Parental smoking prevalence adjusted for maternal age at start pregnancy, first child and marital state.