Methods |
Setting: Veterans Administration Medical Center, USA
Recruitment: VA employees |
Participants |
58 smokers, average age 44, average cpd 27 |
Interventions |
∙ American Cancer Society and ALA pamphlets about smoking, a telephone hotline, and a stop‐smoking contest that gave vouchers for a draw, for each day with expired CO < 8 ppm
∙ As bullet above plus use of a computer to enter data on smoking behaviour and smoking a cigarette through a filter attached to the computer; this produced an individualised nicotine fading programme that was explained in an accompanying manual |
Outcomes |
Abstinence at 6 months
Validation: CO < 8 ppm |
Notes |
2 vs 1, tailored self‐help vs standard self‐help |
Risk of bias |
Bias |
Authors' judgement |
Support for judgement |
Random sequence generation (selection bias) |
Unclear risk |
Randomised; method not described |
Allocation concealment (selection bias) |
Unclear risk |
No details given |
Blinding (performance bias and detection bias)
All outcomes |
Low risk |
Interventions of similar intensity; biochemical validation |
Incomplete outcome data (attrition bias)
All outcomes |
Low risk |
4 dropouts re‐included in denominators for this review |