Table 3 Motivation and attempts to quit smoking during the follow-up time points
VBA only | VBA + lung age | VBA + exhaled CO | VBA + lung age | VBA + exhaled CO | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
Total | n (%) | Total | n (%) | Total | n (%) | RR (95% CI) | p-value | RR (95% CI) | p-value | |
Motivation to quit | ||||||||||
At 4wks | 446 | 25 (5.6) | 438 | 24 (5.5) | 435 | 33 (7.6) | 0.98 (0.62–1.54) | 0.922 | 1.35 (0.88–2.05) | 0.167 |
At 12wks | 442 | 26 (5.9) | 444 | 23 (5.2) | 436 | 30 (6.9) | 0.89 (0.56–1.42) | 0.622 | 1.18 (0.75–1.85) | 0.483 |
At 26wks | 430 | 28 (6.5) | 435 | 32 (7.4) | 425 | 31 (7.3) | 1.14 (0.74–1.73) | 0.557 | 1.12 (0.75–1.66) | 0.581 |
Attempting to quit | ||||||||||
At 4wks | 448 | 38 (8.5) | 446 | 35 (7.9) | 439 | 48 (10.9) | 0.94 (0.66–1.33) | 0.723 | 1.30 (0.97–1.76) | 0.080 |
At 12wks | 443 | 31 (7.0) | 443 | 42 (9.5) | 435 | 48 (11.0) | 1.39 (0.94–2.04) | 0.098 | 1.62 (1.10–2.39) | 0.016 |
At 26wks | 430 | 49 (11.4) | 435 | 64 (14.7) | 424 | 59 (13.9) | 1.29 (0.91–1.84) | 0.155 | 1.24 (0.87–1.76) | 0.246 |