Differences in cross-border cigarette purchasing between country/region, educational levels and income levels (%)
| No cross-border purchasing | Occasional cross-border purchasing | Frequent cross-border purchasing | Test of differences in cross-border purchasing | |
|---|---|---|---|---|
| Country and region | ||||
| Netherlands | 82.7 | 14.9 | 2.4 | |
| Border provinces of France | 48.6 | 27.8 | 23.7 | χ2 (14)=771.59 |
| Non-border provinces of France | 66.5 | 28.9 | 4.6 | p<0.001 |
| Border states of Germany | 52.6 | 34.0 | 13.4 | |
| Non-border states of Germany | 64.3 | 30.8 | 4.9 | |
| Ireland | 73.5 | 23.4 | 3.1 | |
| Scotland | 77.9 | 17.6 | 4.5 | |
| UK (w/o Scotland) | 63.3 | 30.1 | 6.6 | |
| Educational level | ||||
| Low | 76.5 | 18.2 | 5.3 | χ2 (4)=130.19 |
| Moderate | 69.4 | 23.5 | 7.1 | p<0.001 |
| High | 61.4 | 30.7 | 7.8 | |
| Income level | ||||
| Low | 75.7 | 18.5 | 5.8 | χ2 (6)=184.88 |
| Moderate | 69.0 | 23.6 | 7.4 | p<0.001 |
| High | 59.2 | 32.4 | 8.4 | |
| No answer | 75.7 | 19.7 | 4.5 | |