Quit attempts Risk ratio (95% CI) (n=1699) | Successful quitting Risk ratio (95% CI) (n=595) | |||||
---|---|---|---|---|---|---|
Model 1 | Model 2 | Model 3 | Model 1 | Model 2 | Model 3 | |
Neighbourhood deprivation | ||||||
Very low | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 | 1.00 |
Low | 0.56 (0.41 to 0.78) | 0.56 (0.40 to 0.78) | 0.59 (0.43 to 0.82) | 1.53 (0.85 to 2.74) | 1.50 (0.82 to 2.76) | 1.29 (0.73 to 2.29) |
Medium | 0.73 (0.55 to 0.96) | 0.73 (0.54 to 0.98) | 0.74 (0.56 to 0.97) | 1.67 (1.03 to 2.72) | 1.65 (0.98 to 2.78) | 1.43 (0. 90 to 2.28) |
High/very high | 0.99 (0.72 to 1.37) | 0.98 (0.70 to 1.36) | 0.93 (0.68 to 1.28) | 1.83 (1.04 to 3.22) | 1.55 (0.80 to 2.98) | 1.35 (0.72 to 2.51) |
Age (in years) | 1.00 (0.99 to 1.00) | 1.00 (1.00 to 1.01) | 1.00 (0.99 to 1.01) | 1.00 (0.99 to 1.01) | ||
Sex | ||||||
Male | 1.00 | 1.00 | 1.00 | 1.00 | ||
Female | 1.06 (0.90 to 1.25) | 1.01 (0.86 to 1.18) | 0.85 (0.64 to 1.13) | 0.80 (0.59 to 1.07) | ||
Education | ||||||
Primary education or less | 1.00 | 1.00 | 1.00 | 1.00 | ||
Middle school | 1.09 (0.89 to 1.33) | 1.04 (0.86 to 1.27) | 0.89 (0.65 to 1.22) | 0.94 (0.68 to 1.32) | ||
Vocational school, high school, incomplete university | 1.10 (0.87 to 1.39) | 1.04 (0.83 to 1.29) | 0.94 (0.62 to 1.43) | 0.94 (0.61 to 1.44) | ||
University and postgraduate | 0.98 (0.72 to 1.32) | 0.93 (0.69 to 1.26) | 1.10 (0.59 to 2.04) | 1.12 (0.61 to 2.04) | ||
Income | ||||||
0–3000 | 1.00 | 1.00 | 1.00 | 1.00 | ||
3001–5000 | 1.03 (0.87 to 1.23) | 1.04 (0.87 to 1.24) | 1.23 (0.91 to 1.66) | 1.24 (0.92 to 1.67) | ||
5001–8000 | 0.91 (0.74 to 1.13) | 0.91 (0.74 to 1.12) | 0.72 (0.47 to 1.10) | 0.74 (0.49 to 1.11) | ||
≥8001 | 0.93 (0.69 to 1.24) | 0.96 (0.72 to 1.28) | 0.68 (0.42 to 1.10) | 0.70 (0.45 to 1.10) | ||
Smoking intensity | ||||||
Non-daily | 1.00 | 1.00 | ||||
Daily light | 0.75 (0.63 to 0.90) | 0.70 (0.49 to 0.99) | ||||
Daily heavy | 0.58 (0.48 to 0.70) | 0.62 (0.44 to 0.87) |