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Table 5 GEEa analyses of intervention effects on smoking rates, smoking-related knowledge and attitude

From: Evaluation of the effectiveness of a WHO-5A model based comprehensive tobacco control program among migrant workers in Guangdong, China: a pilot study

Outcomes Available case analyses Multiple imputation analyses
Crude analyses b Adjusted analyses c Crude analyses b Adjusted analyses c
OR(95%CI) p OR(95%CI) p OR(95%CI) p OR(95%CI) p
Smoking rates 0.98 (0.67–1.47) 0.95 0.98(0.66–1.47) 0.94 0.99 (0.70–1.41) 0.96 0.99(0.70–1.41) 0.96
Smoking-related knowledge scores 2.33(1.17–4.64) 0.02 2.31(1.16–4.60) 0.02 2.40(1.32–4.36) 0.02 2.41(1.33–4.38) 0.02
Smoking-related attitude scores 2.84 (1.04–7.77) 0.04 2.85 (1.04–7.80) 0.04 3.07(1.28–7.41) 0.03 3.08(1.28–7.44) 0.03
  1. OR odds ratio, CI confidence interval
  2. aGeneralized estimation equation models to predict smoking abstinence taking into account within-subject correlation across 3 month follow-up
  3. bModels included the predictor variables study group and time
  4. cModels included the predictor variables study group, time, age, and monthly income