Table 4 Independent variables related to smoking cessation yielded by logistic regression analysis.
From: Smoking among pregnant women in Cantabria (Spain): trend and determinants of smoking cessation
Variable | OR (95% CI) | P-value |
|---|---|---|
Cig/d smoked before pregnancy (continuous) | 0.85 (0.82–0.87) | < 0.001 |
Kessner index (ref. inadequate): | ||
intermediate | 1.14 (0.55–2.36) | 0.718 |
adequate | 2.72 (1.30–5.68) | 0.008 |
Partner's smoking (ref. no) | 0.57 (0.38–0.87) | 0.010 |
No. of previous pregnancies (continuous) | 0.75 (0.60–0.94) | 0.014 |
Year of the study period (continuous) | 0.77 (0.68–0.89) | < 0.001 |