Spontaneous cessation rate: 2.5% OR counselling only: 1.73 Incremental OR NRT gum (relative to counselling only): 1.63 Incremental OR NRT patch (relative to counselling only): 1.79 Incremental OR NRT spray (relative to counselling only): 2.35 Incremental OR NRT inhaler (relative to counselling only): 2.14 Incremental OR Buproprion (relative to counselling only): 2.30
% of smokers still under treatment after the first month: 50% (range 40-60% in sensitivity analysis) % of smokers still under treatment after the second month: 20% (range 15-25% in sensitivity analysis) Lifetime relapse probability after one year of abstinence: 35% (range 10
...[+++]-50% in sensitivity analysis) Effect of smoking cessation on mortality derived from the results of the American Cancer Society Prevention Study II. The mortality rate for former smokers was projected by calculating a weighted average of the incremental differentials between mortality rates of neversmokers and smokers, weighted according to the duration of abstinence.Spontaneous cessation rate: 2.5% OR counselling only: 1.73 Incremental OR NRT gum (relative to counselling only): 1.63 Incremental OR NRT patch (relative to counselling only): 1.79 Incremental OR NRT spray (relative to counselling only): 2.35 Incremental OR NRT inhaler (relative to counselling only): 2.14 Incremental OR bupropion (relative to counselling only): 2.30
% of smokers still under treatment after the first month: 50% (range 40-60% in sensitivity analysis) % of smokers still under treatment after the second month: 20% (range 15-25% in sensitivity analysis) Lifetime relapse probability after one year of abstinence: 35% (range 10-
...[+++]50% in sensitivity analysis) Effect of smoking cessation on mortality derived from the results of the American Cancer Society Prevention Study II. The mortality rate for former smokers was projected by calculating a weighted average of the incremental differentials between mortality rates of neversmokers and smokers, weighted according to the duration of abstinence.
