OR (95% CI) | p Value | |
---|---|---|
Method of quit attempt (n=8121) | 0.025 | |
Prescription only | 1.00 | |
Prescription plus behavioural support | 1.42 (0.76 to 2.66) | |
NRT only | 0.78 (0.59 to 1.02) | |
NRT plus behavioural support | 1.17 (0.73 to 1.86) | |
Behavioural support only | 1.06 (0.57 to 1.97) | |
Unassisted | 1.09 (0.87 to 1.37) | |
Duration of pharmacotherapy use (n=7772) | <0.001 | |
Prescription: 5+ weeks | 1.00 | |
Prescription: 3–4 weeks | 0.42 (0.21 to 0.84) | |
Prescription: 1–2 weeks | 0.38 (0.22 to 0.66) | |
NRT: 5+ weeks | 0.95 (0.67 to 1.36) | |
NRT: 3–4 weeks | 0.53 (0.29 to 0.97) | |
NRT: 1–2 weeks | 0.16 (0.11 to 0.24) | |
Behavioural support only | 0.47 (0.25 to 0.90) | |
Unassisted | 0.48 (0.37 to 0.64) |
*Adjusted for the effect of number of cigarettes smoked per day, sex, age, race/ethnicity, education, occupation and family income.