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Table 7 Comparison of rates of setting quit dates and achieving 4-week quit rates between the trial arms during the two phases of the trial

From: Promoting smoking cessation in Pakistani and Bangladeshi men in the UK: pilot cluster randomised controlled trial of trained community outreach workers

  Setting quit date   Russell standard abstinence at 4 weeks  
  RR (95%CI) P-value RR (95%CI) P-value
As a rate of all smokers     
   Randomised Comparison     
   Overall 1.32 (1.03, 1.69) 0.03 1.30 (0.82, 2.06) 0.24
   1st Phase 1.24 (0.88, 1.75) 0.21 1.36 (0.78, 2.36) 0.25
   2nd Phase 1.57 (1.03, 2.41) 0.04 1.25 (0.71, 2.22) 0.42
   Versus External Controls     
   Overall 1.28 (1.02, 1.60) 0.03 1.00 (0.69, 1.45) 0.99
   1st Phase 1.06 (0.81, 1.39) 0.66 0.94 (0.60, 1.47) 0.78
   2nd Phase 1.36 (0.97, 1.91) 0.07 1.09 (0.67, 1.78) 0.70
   Interaction test   0.42   0.70
As proportion of those setting quit date    OR (95%CI) P-value
   Randomised comparison     
   Overall    0.86 (0.52, 1.42) 0.53
   1st Phase    1.06 (0.58, 1.94) 0.85
   2nd Phase    0.60 (0.30, 1.20) 0.14
   Versus External Controls     
   Overall    0.92 (0.61, 1.38) 0.66
   1st Phase    0.96 (0.59, 1.56) 0.85
   2nd Phase    0.84 (0.48, 1.47) 0.51
   Interaction test     0.34