Table 4 Risk estimation of quit smoking with regards to group type at 3 and 6 months follow-up points

At 3 months

Smoking status

0.669^a

0.395-1.133

0.86

 Non smoker

41 (36.9%)

56 (46.7%)

 Smoker

70 (63.1%)

64 (53.3%)

Smoking status

0.732^b

0.420-1.512

0.26

 Non smoker

41 (36.9%)

56 (46.7%)

 Smoker

70 (63.1%)

64 (53.3%)

At 6 months

Smoking status

0.375^a

0.217-0.645

< 0.001

 Non smoker

54 (48.6%)

86 (71.7%)

 Smoker

57 (51.4%)

34 (28.3%)

Smoking status

0.376^b

0.224-0.671

0.001

 Non smoker

54 (48.6%)

86 (71.7%)

 Smoker

57 (51.4%)

34 (28.3%)