| Methods |
Country: USA (Boston)
Setting/ Recruitment: Cardiac surgery unit |
| Participants |
87 smokers (1+ pack of cigs in past 6 m) scheduled for CABG |
| Interventions |
1. 3 sessions behavioural model with video tape and face‐to‐face counselling by registered nurse
2. Usual care control
Intensity: High |
| Outcomes |
Sustained abstinence at 12 m
Validation: saliva cotinine < 20 ng/mL |
| Notes |
Abstinence rates include some smokers who had quit prior to surgery |
| Risk of bias |
| Bias |
Authors' judgement |
Support for judgement |
| Random sequence generation (selection bias) |
Unclear risk |
"Patients were randomly assigned to control or intervention groups after surgery." Method not specified |
| Allocation concealment (selection bias) |
Unclear risk |
Not specified |
| Incomplete outcome data (attrition bias)
All outcomes |
Low risk |
7 deaths not counted in final meta‐analysis. No other participants lost to follow‐up at 12m |
