Smoking behaviour change at two months and one year follow up
| 2 months | 1 year | |||||||
|---|---|---|---|---|---|---|---|---|
| % | 95% CI | n | % | 95% CI | n | |||
| Current smokers at initial call | 664 | 521 | ||||||
| Stopped smoking | 23 | 19.8 to 25.6 | 156 | 22 | 18.4 to 25.6 | 114 | ||
| Switched to low tar brand | 6 | 4.2 to 7.8 | 38 | 2-150 | 1 | |||
| Reduced consumption | 35 | 31.4 to 38.6 | 235 | 29 | 25.1 to 32.9 | 151 | ||
| Same consumption | 30 | 26.5 to 33.5 | 202 | 39 | 34.8 to 43.2 | 201 | ||
| Increased consumption | 5 | 3.3 to 6.7 | 33 | 10 | 7.4 to 12.6 | 54 | ||
| Ex-smokers at initial call | 241 | 209 | ||||||
| Still not smoking | 57 | 50.7 to 63.3 | 138 | 41 | 34.3 to 47.7 | 86 | ||
| Started again | 43 | 36.7 to 49.3 | 103 | 59 | 52.3 to 65.7 | 123 | ||
↵2-150 Percentage value close to zero (much less than 1%).