Exposure to price promotions by country
| Exposure to price promotions | Canada (n=1374) | UK (n=1325) | Australia (n=855) | USA (n=1144) |
| AOR (95% CI) | AOR (95% CI) | AOR (95% CI) | AOR (95% CI) | |
| Exposed at waves 7 and 8 (vs no exposure) | 1.00 | 1.94 (1.37 to 2.75)* | 1.20 (0.77 to 1.85) | 41.14 (28.23 to 59.96)* |
| Exposed at either wave 7 or wave 8 (vs no exposure) | 1.00 | 1.19 (0.90 to 1.57) | 0.69 (0.51 to 0.95)* | 7.26 (5.23 to 10.09)* |
Adjusted for age (reference 18–24), gender (reference: male), ethnicity (reference: white, English only), income (reference: high), education (reference: high), marital status (reference: single), survey mode at waves 7 and 8 (reference: telephone, English), wave of recruitment (reference: wave 1 recruits) and smoking status at wave 7 (reference: daily smoker).
*p<0.05.
AOR, adjusted OR.