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Table 3 Univariate and multivariate logistic regression of the association between the number of cigarettes smoked per day by current smokers and overweight/obesity and obesity

From: Impact of smoking and smoking cessation on overweight and obesity: Scotland-wide, cross-sectional study on 40,036 participants

  Univariate Multivariate* Multivariate**
  OR 95% CI P value Overall p value OR 95% CI P value Overall p value OR 95% CI P value Overall p value
Overweight/Obesity
1-9 1.00    <0.001 1.00    <0.001 1.00    <0.001
10-19 0.95 (0.86-1.05) 0.295   0.92 (0.83-1.02) 0.096   0.92 (0.82-1.03) 0.139  
≥20 1.31 (1.19-1.45) <0.001   1.21 (1.09-1.34) 0.001   1.26 (1.12-1.42) <0.001  
Obesity
1-9 1.00    <0001 1.00    <0.001 1.00    <0.001
10-19 0.93 (0.82-1.06) 0.279   0.92 (0.81-1.05) 0.222   0.92 (0.80-1.06) 0.261  
≥20 1.33 (1.17-1.50) <0.001   1.33 (1.16-1.51) <0.001   1.31 (1.13-1.50) <0.001  
  1. OR odds ratio, CI confidence interval.
  2. *adjusted for age, sex and socioeconomic deprivation quintile.
  3. ** adjusted for age, sex, socioeconomic deprivation quintile, diabetes, alcohol and mental health.
  4. compared with normal weight.
  5. compared with normal or overweight.