Table 1.
Baseline tobacco use distributions among 19,073 male and female STAGE participants 20–47 years old.
| All |
Males |
Females |
Age-adjusted |
|
|---|---|---|---|---|
| N=19,073 (%) | n=8,553 (44.8) | n=10,520 (55.2) | POR (95% CI)a | |
| LIFETIME TOBACCO USE (Cigarettes or snus) | ||||
| Ever used cigarettes or snus | 13626 (71.4) | 6547 (76.6) | 7079 (67.3) | 1.57 (1.46–1.68) |
| Never used cigarettes or snus | 5447 (28.6) | 2006 (23.4) | 3441 (32.7) | 1.0 (reference group) |
| LIFETIME CIGARETTE SMOKING | ||||
| Ever smoked cigarettesb | 11844 (62.1) | 5187 (60.7) | 6657 (63.3) | 0.88 (0.83–0.94) |
| Ever smoked cigarettes daily | 2624 (13.7) | 1016 (11.9) | 1608 (15.3) | 0.70 (0.64–0.77) |
| Ever smoked cigarettes occasionally | 9220 (48.4) | 4171 (48.8) | 5049 (48.0) | 0.94 (0.88–1.01) |
| Never smoked cigarettes | 7229 (37.9) | 3366 (39.3) | 3863 (36.7) | 1.0 (reference group) |
| LIFETIME SNUS USE | ||||
| Ever used snusc | 7796 (40.9) | 5123 (59.9) | 2673 (25.4) | 4.46 (4.18–4.76) |
| Ever used snus daily | 3168 (16.6) | 2664 (31.1) | 504 (4.8) | 11.7 (10.6–13.1) |
| Ever used snus occasionally | 4628 (24.3) | 2770 (28.8) | 2169 (20.6) | 2.62 (2.44–2.82) |
| Never used snus | 11277 (59.1) | 3430 (40.1) | 7847 (74.6) | 1.0 (reference group) |
| LIFETIME COMBINATION TOBACCO USEd | ||||
| Ever smoked cigarettes, never used snus | 5830 (30.6) | 1424 (16.7) | 4406 (41.9) | 0.55 (0.51–0.60) |
| Ever used snus, never smoked cigarettes | 1782 (9.3) | 1360 (15.9) | 422 (4.0) | 5.41 (4.81–6.19) |
| Used both cigarettes and snus in lifetime | 6014 (31.5) | 3763 (44.0) | 2251 (21.4) | 2.82 (2.61–3.06) |
| Never smoked cigarettes or used snus | 5447 (28.6) | 2006 (23.4) | 3441 (32.7) | 1.0 (reference group) |
| SMOKING STATUS AT INTERVIEWe | ||||
| Current daily cigarette smoker | 1685 (8.8) | 645 (7.5) | 1040 (9.9) | 0.69 (0.61–0.77) |
| Former daily cigarette smoker | 936 (4.9) | 369 (4.3) | 567 (5.4) | 0.73 (0.63–0.84) |
| Never smoked cigarettes | 7229 (37.9) | 3366 (39.3) | 3863 (36.7) | 1.0 (reference group) |
| SNUS USE STATUS AT INTERVIEWe | ||||
| Current daily snus user | 2581 (13.5) | 2196 (25.7) | 385 (3.7) | 12.6 (11.2–14.2) |
| Former daily snus user | 581 (3.1) | 463 (5.4) | 118 (1.1) | 9.1 (7.3–11.2) |
| Never used snus | 11277 (59.1) | 3430 (40.1) | 7847 (74.6) | 1.0 (reference group) |
Note.
a
Prevalence Odds Ratios (POR) describe the association between each smoking and snus variable comparing males with females, adjusted for age and twin clustering.
b
“Ever smoked cigarettes” is the sum of “Ever smoked cigarettes daily” and “Ever smoked cigarettes occasionally.”
c
“Ever used snus” is the sum of “Ever used snus daily” and “Ever used snus occasionally.”
d
Lifetime Combination Tobacco Use” shows mutually-exclusive categories of lifetime tobacco use.
e
Percentages do not add to 100% because occasional tobacco users are not represented.