Table 2 Smoking cessation prevalence by study participants’ characteristics at baseline and follow-up surveya
Characteristics | Smoking cessation at one-year follow-up, n (%) | |
|---|---|---|
Persistent smokers | Quitters | |
n = 1287 (85.2%) | n = 238 (14.8%) | |
Smoking behaviours at baseline | ||
 Tobacco smoke type | ||
  Cigarette smoking only | 1035 (85.0) | 213 (15.0) |
  Dual users | 252 (86.4) | 25 (13.6) |
 Smoking duration (years) | ||
   ≤ 5 years | 117 (81.7) | 30 (18.3) |
   > 5–10 years | 153 (91.6) | 19 (8.4) |
   > 10 years | 1017 (84.8) | 189 (15.2) |
  Cigarettes smoked per day, mean (SE) | 13.90 (8.80) | 11.01 (8.63) |
 Cigarettes smoked per day | ||
   ≤ 10 cigarettes | 661 (81.8) | 144 (18.2) |
   > 10–20 cigarettes | 525 (89.1) | 81 (10.9) |
   > 20–30 cigarettes | 57 (85.2) | 8 (14.8) |
   ≥ 31 cigarettes | 44 (92.8) | 4 (7.2) |
The heaviness of smoking index, mean (SE) | 2.09 (1.62) | 1.66 (1.63) |
Number of smokers among five closest friends, mean (SE) | 3.59 (1.44) | 3.25 (1.56) |
Number of friends/acquaintances who quit smoking successfully | ||
 No | 658 (88.9) | 82 (11.1) |
 One person | 173 (85.8) | 30 (14.2) |
 Two or more people | 420 (80.5) | 110 (19.5) |
Smokers in the families | ||
 No | 1019 (83.5) | 207 (16.5) |
 Yes | 268 (90.0) | 31 (10.0) |
Tobacco-related knowledge | ||
 Quartile I (lowest) | 313 (88.1) | 49 (11.9) |
 Quartile II | 367 (88.9) | 50 (11.1) |
 Quartile III | 258 (81.3) | 59 (18.7) |
 Quartile IV (highest) | 349 (82.2) | 80 (17.8) |
Attitude & belief at baseline | ||
 Self-efficacy to quit smoking | ||
  Not at all | 499 (87.5) | 68 (12.5) |
  Somewhat | 187 (87.4) | 34 (12.6) |
  A lot | 587 (82.8) | 132 (17.2) |
 Perceived health benefits of quitting | ||
  Not at all | 336 (89.0) | 49 (11.0) |
  A lot | 921 (83.5) | 185 (16.5) |
 Worried about health in the future | ||
  Not at all | 270 (91.4) | 32 (8.6) |
  Somewhat | 476 (84.8) | 86 (15.2) |
  A lot | 529 (82.5) | 118 (17.5) |
 Overall opinion of smoking | ||
  Good | 158 (86.6) | 23 (13.4) |
   Bad | 1119 (85.0) | 215 (15.0) |
Perceived impacts of tobacco control policies assessed at follow-up | ||
 Smoke-free policies | ||
  No | 948 (88.9) | 137 (11.1) |
  Yes | 336 (75.7) | 100 (24.3) |
 Cessation support program | ||
  No | 857 (86.2) | 145 (13.8) |
  Yes | 195 (81.1) | 47 (18.9) |
 Health warning labels | ||
  No | 981 (89.4) | 122 (10.6) |
  Yes | 304 (73.7) | 115 (26.3) |
 Anti-smoking advertising | ||
  No | 1169 (86.1) | 199 (13.9) |
  Yes | 105 (75.6) | 37 (24.4) |
 Tobacco taxation | ||
  No | 957 (87.6) | 146 (12.4) |
  Yes | 315 (81.0) | 72 (19.0) |