Odds ratio of NRT versus control: 1.67 Odds ratio of Buproprion versus control: 2.1 Odds ratio of NRT+Buproprion versus control: 2.65 From these Odds Ratios and information on the control 12-month quit rate in the comparator intervention (0.04 for brief advice and 0.10 for counselling), the 12-month quit rate of treatment is calculated: treated quit rate for brief advice+NRT: 0.0650 treated quit rate for brief advice+Buproprion: 0.0805 treated quit rate for brief advice+Buproprion+NRT: 0.0994 treated quit rate for counselling+NRT: 0.1565 treated quit rate for counselling+Buproprion: 0.1892 treated quit rate for counselling+Buproprion+NRT
...[+++]: 0.2275 spontaneous cessation rate: 0.01. lifetime relapse rate: 40% (range 30-50%). number of LYG per quitter: 2 (range 1-3). number of QALYs gained per quitter: 2.7 (range 1.35-4.05) not reported The table gives an overview of the assumptions with respect to costs and effects (quit rates) in the average scenario. Odds ratio of NRT versus control: 1.67 Odds ratio of bupropion versus control: 2.1 Odds ratio of NRT+bupropion versus control: 2.65 From these Odds Ratios and information on the control 12-month quit rate in the comparator intervention (0.04 for brief advice and 0.10 for counselling), the 12-month quit rate of treatment is calculated: treated quit rate for brief advice+NRT: 0.0650 treated quit rate for brief advice+bupropion: 0.0805 treated quit rate for brief advice+bupropion+NRT: 0.0994 treated quit rate for counselling+NRT: 0.1565 treated quit rate for counselling+bupropion: 0.1892 treated quit rate for counselling+bupropion+NRT: 0.22
...[+++]75 spontaneous cessation rate: 0.01. lifetime relapse rate: 40% (range 30-50%). number of LYG per quitter: 2 (range 1-3). number of QALYs gained per quitter: 2.7 (range 1.35-4.05) not reported The table gives an overview of the assumptions with respect to costs and effects (quit rates) in the average scenario. 
