| |
Unadjusted model
|
Adjusted model 1
|
Adjusted model 2 recoded e-cig variable
|
Adjusted model 3 fully imputed m = 20
|
|---|
|
OR (99 % CI)
|
OR (99 % CI)
|
OR (99 % CI)
|
OR (99 % CI)
|
|---|
|
n = 2819
|
n = 3370
|
n = 3808
|
|---|
|
Recall e-cig supermarket
|
3.60 (3.03 to 4.27)
|
1.59 (1.17 to 2.17)
|
1.60 (1.18 to 2.18)
|
1.70 (1.22 to 2.36)
|
|
Recall e-cig small shop
|
3.93 (2.76 to 5.60)
|
1.87 (1.04 to 3.35)
|
1.88 (1.04 to 3.38)
|
1.80 (1.08 to 2.99)
|
|
Recall internet e-cig ads
|
2.38 (1.51 to 3.76)
|
1.39 (0.78 to 2.49)
|
1.44 (0.83 to 2.50)
|
1.50 (0.77 to 2.95)
|
|
Recall other e-cig ads
|
2.01 (1.87 to 2.17)
|
1.28 (0.76 to 2.17)
|
1.31 (0.77 to 2.24)
|
1.24 (0.74 to 2.09)
|
|
Never smoked tobacco
| |
0.32 (0.27 to 0.39)
|
0.33 (0.27 to 0.39)
|
0.32 (0.24 to 0.43)
|
|
Tried e-cigarette
| |
16.60 (13.09 to 21.04)
|
20.01 (15.34 to 26.11)
|
19.91 (13.76 to 28.80)
|
|
Gender- male
| |
1.59 (0.68 to 3.72)
|
1.56 (0.66 to 3.72)
|
1.56 (0.73 to 3.33)
|
|
Ethnic group-non-white
| |
1.39 (0.90 to 2.14)
|
1.33 (0.85 to 2.08)
|
1.24 (0.69 to 2.22)
|
|
Age
| |
1.16 (1.00 to 1.33)
|
1.16 (1.01 to 1.33)
|
1.16 (1.07 to 1.27)
|
|
FAS low
| |
1
|
1
|
1
|
|
FAS medium
| |
1.16 (0.82 to 1.63)
|
1.16 (0.82 to 1.64)
|
1.14 (0.79 to 1.63)
|
|
FAS high
| |
1.56 (1.05 to 2.31)
|
1.58 (1.07 to 2.33)
|
1.50 (1.05 to 2.13)
|
- Bold p < 0.01
- Hosmer-Lemeshow chi square goodness of fit model 1 chi square = 8.63, p = 0.37, model 2 chi square- = 3.45, p = 0.90
