Variable | Never versus current smokers | Past versus current smokers | Past versus never smokers | |||
---|---|---|---|---|---|---|
uOR (95% CI) | aOR (95% CI) | uOR (95% CI) | aOR (95% CI) | uOR (95% CI) | aOR (95% CI) | |
Knowledge | ||||||
Smoking causes lung cancer | 1.8 (1.4 to 2.3) | 1.2 (0.9 to 1.5) | 1.3 (0.9 to 1.8) | 1.3 (0.9 to 1.9) | 0.7 (0.5 to 1.0) | 1.1 (0.7 to 1.7) |
Smoking causes heart attack | 1.6 (1.3 to 1.9) | 1.2 (1.0 to 1.5) | 1.7 (1.3 to 2.2) | 1.4 (0.9 to 2.1) | 1.1 (0.8 to 1.5) | 1.2 (0.7 to 1.8) |
Smoking causes stroke | 1.4 (1.2 to 1.8) | 1.1 (0.8 to 1.4) | 1.5 (1.1 to 2.1) | 1.1 (0.7 to 1.6) | 1.1 (0.8 to 1.4) | 1.0 (0.7 to 1.5) |
Low-tar cigarettes not less harmful | 1.8 (1.4 to 2.3) | 1.3 (1.0 to 1.8) | 2.2 (1.5 to 3.1) | 2.2 (1.5 to 3.2) | 1.2 (0.8 to 1.7) | 1.6 (1.1 to 2.3) |
Urban residence | 0.8 (0.7 to 1.0) | 1.0 (0.8 to 1.3) | 0.8 (0.6 to 1.1) | 1.1 (0.7 to 1.6) | 1.0 (0.7 to 1.4) | 1.1 (0.7 to 1.7) |
Level of education | ||||||
No education | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 |
Primary | 1.0 (0.7 to 1.6) | 0.8 (0.5 to 1.4) | 0.8 (0.5 to 1.2) | 1.2 (0.8 to 1.7) | 0.8 (0.4 to 1.4) | 1.5 (0.7 to 2.9) |
Secondary | 1.4 (0.9 to 2.1) | 0.7 (0.4 to 1.2) | 0.4 (0.2 to 0.6) | 0.8 (0.5 to 1.4) | 0.3 (0.1 to 0.5) | 1.1 (0.5 to 2.5) |
High school | 1.7 (1.1 to 2.7) | 0.6 (0.4 to 1.1) | 0.6 (0.4 to 0.9) | 1.0 (0.6 to 1.7) | 0.3 (0.2 to 0.6) | 1.6 (0.7 to 3.4) |
College | 2.9 (1.7 to 4.8) | 1.2 (0.6 to 2.3) | 0.5 (0.3 to 0.9) | 0.9 (0.4 to 1.7) | 0.2 (0.1 to 0.3) | 0.7 (0.3 to 1.7) |
Employment | ||||||
Farmer | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 |
Factory worker/soldier | 1.0 (0.8 to 1.3) | 0.8 (0.6 to 1.1) | 0.6 (0.4 to 0.9) | 0.8 (0.5 to 1.3) | 0.6 (0.4 to 0.9) | 1.0 (0.6 to 1.5) |
Office worker | 1.5 (1.1 to 2.0) | 1.0 (0.7 to 1.5) | 0.8 (0.5 to 1.3) | 0.9 (0.5 to 1.7) | 0.6 (0.4 to 0.8) | 0.9 (0.6 to 1.5) |
Doctor/teacher | 2.7 (1.5 to 4.6) | 1.7 (0.9 to 3.2) | 1.7 (0.8 to 3.5) | 1.4 (0.6 to 3.3) | 0.6 (0.3 to 1.3) | 0.8 (0.4 to 1.8) |
Unemployed | 1.4 (0.9 to 1.9) | 1.2 (0.8 to 1.7) | 2.1 (1.3 to 3.2) | 2.3 (1.4 to 3.6) | 1.5 (1.0 to 2.4) | 1.9 (1.2 to 3.2) |
Retired | 1.9 (1.3 to 2.9) | 3.1 (2.1 to 4.8) | 4.2 (2.8 to 6.2) | 2.0 (1.3 to 3.1) | 2.2 (1.4 to 3.2) | 0.6 (0.4 to 1.0) |
Age | 0.97 (0.97 to 0.98) | 0.98 (0.97 to 0.98) | 1.04 (1.03 to 1.04) | 1.03 (1.02 to 1.05) | 1.07 (1.05 to 1.08) | 1.06 (1.05 to 1.07) |
Bold numbers indicate statistical significance at the 0.05 level.
aOR, OR adjusted for all variables in the table; GATS, Global Adult Tobacco Survey;uOR, unadjusted OR.