| Wave 2 quit status |  | ||||||||
---|---|---|---|---|---|---|---|---|---|---|
 | Did not try to quit | Tried, unsuccessful | Quit successfully |  | ||||||
 | N | Mean | N | Mean | N | Mean | F Test |  | DF | p value |
Behavioural factors | ||||||||||
Cigarettes/day | ||||||||||
Mean cig/day | 1348 | 10.08 | 403 | 9.52 | 75 | 7.65 | 8.20 | 2, | 32 | 0.001 |
Mean no. years smoked | ||||||||||
Mean no. years smoked | 1379 | 18.15 | 406 | 20.44 | 76 | 23.06 | 2.29 | 2, | 32 | 0.117 |
Quit beliefs | ||||||||||
Self-efficacy | ||||||||||
Mean self-efficacy | 1363 | 2.14 | 404 | 2.16 | 76 | 2.37 | 0.72 | 2, | 32 | 0.496 |
Motivational factors | ||||||||||
Outcome expectancy | ||||||||||
Mean | 1345 | 2.86 | 390 | 2.97 | 69 | 2.85 | 1.31 | 2, | 32 | 0.284 |
Worries about health | ||||||||||
Mean | 1340 | 2.18 | 389 | 2.17 | 73 | 2.30 | 1.42 | 2, | 32 | 0.256 |
Favourable attitude towards cigarette smoking | ||||||||||
Mean | 1330 | 3.08 | 393 | 2.97 | 70 | 2.86 | 7.05 | 2, | 32 | 0.003 |