Table 3.
Current Tobacco Product User Type | EC/C | EC/OTP | EC/C/OTP | |||
---|---|---|---|---|---|---|
Characteristic | RRR | [95% CI] | RRR | [95% CI] | RRR | [95% CI] |
Live with someone who uses: | ||||||
Cigarettes | 1.273 | [0.664, 2.439] | 0.967 | [0.678, 1.379] | 1.057 | [0.724, 1.542] |
Cigars | 2.410 * | [1.181, 4.919] | 1.422 | [0.904, 2.237] | 2.146 ** | [1.343, 3.429] |
Chew | 1.268 | [0.523, 3.075] | 1.313 | [0.817, 2.112] | 1.459 | [0.873, 2.438] |
Hookah | 0.601 | [0.191, 1.891] | 3.165 *** | [1.951, 5.133] | 2.125 ** | [1.238, 3.647] |
E-cigarettes | 0.386 ** | [0.188, 0.791] | 0.573 ** | [0.399, 0.824] | 0.515 ** | [0.344, 0.770] |
Days respondent was in the room with a smoker in the past week | ||||||
0 days | Ref. | Ref. | Ref. | |||
1 or more days | 1.711 | [0.872, 3.358] | 1.660 ** | [1.193, 2.311] | 3.219 *** | [2.210, 4.689] |
Friends view smoking cigarettes among adults as acceptable | ||||||
Definitely no/Probably no | Ref. | Ref. | Ref. | |||
Definitely yes/Probably yes | 1.797 | [0.957, 3.375] | 1.147 | [0.851, 1.546] | 1.448 * | [1.037, 2.022] |
Compared with cigarette smoking e-cigarette use is | ||||||
Equally or more harmful | Ref. | Ref. | Ref. | |||
Less harmful | 1.136 | [0.402, 3.206] | 0.728 | [0.382, 1.385] | 0.802 | [0.418, 1.536] |
Believes it is “easy to quit using” | ||||||
Cigarettes | 2.254 | [0.791, 6.425] | 2.509 ** | [1.389, 4.533] | 3.203 *** | [1.766, 5.809] |
Cigars | 0.559 | [0.251, 1.245] | 0.98 | [0.659, 1.456] | 1.073 | [0.675, 1.704] |
Chew | 2.025 | [0.878, 4.673] | 0.594 * | [0.370, 0.955] | 1.372 | [0.811, 2.321] |
Hookah | 1.746 | [0.642, 4.748] | 1.880 ** | [1.271, 2.779] | 1.53 | [0.958, 2.443] |
E-cigarettes | 0.529 | [0.204, 1.369] | 0.557 ** | [0.384, 0.806] | 0.498 ** | [0.322, 0.769] |
Will be smoking cigarettes in 5 years | ||||||
No | Ref. | Ref. | Ref. | |||
Yes | 4.042 *** | [2.011, 8.126] | 1.518 | [0.871, 2.645] | 7.818 *** | [4.716, 12.96] |
Positive product attitudes scale a | ||||||
Cigarettes | 1.49 | [0.975, 2.277] | 0.629 *** | [0.503, 0.788] | 1.098 | [0.858, 1.405] |
Cigars | 0.847 | [0.599, 1.198] | 1.169 | [0.967, 1.414] | 1.078 | [0.873, 1.331] |
Chew | 1.119 | [0.828, 1.513] | 1.181 | [0.996, 1.399] | 0.861 | [0.714, 1.039] |
Hookah | 0.694 ** | [0.528, 0.912] | 1.189 * | [1.008, 1.403] | 1.142 | [0.935, 1.394] |
E-cigarettes | 0.994 | [0.744, 1.328] | 0.993 | [0.839, 1.175] | 0.904 | [0.744, 1.098] |
Would wear or use something with a tobacco brand on it (lighter, t-shirt, hat, sunglasses, etc.) | ||||||
No | Ref. | Ref. | Ref. | |||
Yes | 1.995 * | [1.064, 3.742] | 2.110 *** | [1.500, 2.968] | 2.086 *** | [1.446, 3.010] |
Age | ||||||
12–14 | Ref. | Ref. | Ref. | |||
15–17 | 2.139 * | [1.066, 4.291] | 1.904 *** | [1.361, 2.662] | 2.389 *** | [1.623, 3.517] |
18 or older | 4.930 ** | [1.577, 15.41] | 2.664 ** | [1.473, 4.816] | 5.950 *** | [3.110, 11.38] |
Gender | ||||||
Female | Ref. | Ref. | Ref. | |||
Male | 0.487 * | [0.260, 0.910] | 1.197 | [0.882, 1.624] | 0.941 | [0.676, 1.311] |
Race/ethnicity | ||||||
White, non-Hispanic | Ref. | Ref. | Ref. | |||
Black, non-Hispanic | 0.635 | [0.196, 2.061] | 0.927 | [0.517, 1.663] | 1.117 | [0.572, 2.183] |
Hispanic | 0.588 | [0.202, 1.713] | 1.936 ** | [1.285, 2.915] | 1.088 | [0.681, 1.739] |
Other, non-Hispanic (includes Multi, non-Hispanic) | 0.52 | [0.154, 1.751] | 0.848 | [0.510, 1.409] | 0.768 | [0.430, 1.372] |
Grades in school | ||||||
Mostly A/B/Cs | Ref. | Ref. | Ref. | |||
Mostly D/Fs | 2.019 | [0.831, 4.902] | 0.912 | [0.498, 1.673] | 3.083 *** | [1.715, 5.545] |
* p < 0.05, ** p < 0.01, *** p < 0.001. EC = e-cigarette. C = cigarette. OTP = other tobacco product. a The positive attitudes measures are on a scale of 0 to 4 with 0 = disagreement with all four statements about the product and 4 = agreement with all four statements about the products. The statements are as follows “Do you think young people who use the following products have more friends”, “Do you think using the following products makes young people look cool or fit in”, “Do you think using the following products helps people feel more comfortable at parties or in other situations”, and “Do you think using the following products helps people relieve stress?”.