Table 2 Odds Ratios and 95% confidence intervals of willingness to engage a partner in smoking cessation among smokers who participated in a web-assisted tobacco intervention trial (N = 983)
Demographic factors | N = 983 n (%) | Unadjusted Odds Ratio (95% confidence interval) | p value | Adjusted Odds Ratio (95% confidence interval) | p-value |
|---|---|---|---|---|---|
Age group (years) | |||||
55+ | 359 (36%) | Reference | Reference | ||
45–54 | 141 (14%) | 1.73 (1.09–2.71) | 0.18 | 1.43 (0.88–2.32) | 0.15 |
35–44 | 192 (20%) | 2.12 (1.42–3.18) | < 0.01 | 1.60 (1.03–2.51) | 0.04 |
19–34 | 291 (30%) | 2.35 (1.64–3.37) | < 0.01 | 1.87 (1.24–2.84) | < 0.01 |
Gender | |||||
Male | 252 (26%) | Reference | Reference | ||
Women | 731 (74%) | 0.78 (0.57–1.07) | 0.13 | 0.82 (0.58–1.16) | 0.20 |
Education | |||||
College graduate | 681 (70%) | Reference | Reference | ||
High school | 291 (30%) | 1.41 (1.04–1.90) | 0.02 | 1.19 (0.86–1.66) | 0.33 |
Race/ethnicity | |||||
Non-Hispanic white | 679 (72%) | Reference | Reference | ||
Non-Hispanic black | 127 (13%) | 1.20 (0.80–1.81) | 0.38 | 1.12 (0.72–1.75) | 0.73 |
Hispanic | 63 (7%) | 1.30 (0.75–2.26) | 0.34 | 1.11 (0.62–1.99) | 0.78 |
Othera | 81 (9%) | 0.69 (0.36–1.21) | 0.63 | 0.78 (0.43–1.41) | 0.87 |
Smoking-related factors | |||||
Cigarette packs per day | |||||
Less than 1 pack/day | 551 (56%) | Reference | 0.61 | Reference | 0.58 |
1 or more packs/day | 432 (44%) | 1.07 (0.81–1.42) | 1.10 (0.79–1.55) | ||
Readiness for change | |||||
Pre-contemplation | 40 (4%) | Reference | Reference | ||
Contemplation | 561 (57%) | 0.53 (0.28–1.04) | 0.06 | 0.55 (0.27–1.11) | 0.12 |
Preparation | 64 (7%) | 0.34 (0.14–0.83) | 0.02 | 0.35 (0.14–0.91) | 0.03 |
Action | 243 (25%) | 0.49 (0.25–0.98) | 0.04 | 0.47 (0.23–1.00) | 0.05 |
Maintenance | 69 (7%) | 0.37 (0.16–0.89) | 0.02 | 0.30 (0.12–0.76) | 0.02 |
How soon after you wake up do you smoke your first cigarette? | |||||
Within 5 min | 385 (39%) | Reference | Reference | ||
6–30 min | 370 (38%) | 1.00 (0.73–1.38) | 0.99 | 0.99 (0.70–1.42) | 0.96 |
31 to 60 min | 111 (11%) | 1.19 (0.76–1.89) | 0.44 | 1.21 (0.73–2.00) | 0.52 |
After 60 min | 117 (12%) | 0.78 (0.48–1.27) | 0.31 | 0.80 (0.46–1.39) | 0.43 |
Have you ever tried using e-cigarettes?b | 763 (78%) | 1.89 (1.30–2.75) | 1.51 (1.02–2.25) | 0.04 | |
Smokers in immediate family besides self: | |||||
No smokers | 347 (35%) | Reference | Reference | ||
1 to 3 smokers | 478 (49%) | 2.61 (1.84–3.71) | < 0.01 | 2.18 (1.51–3.15) | < 0.01 |
≥ 4 smokers | 158 (16% | 3.98 (2.59–6.12) | < 0.01 | 3.12 (1.95–4.98) | < 0.01 |
Participated in tobacco counsellingb | 203 (21%) | 1.78 (1.29–2.47) | < 0.01 | 1.47 (0.92–2.37) | 0.11 |
Used nicotine replacement therapyb | 464 (47%) | 1.01 (0.76–1.34) | 0.93 | 0.79 (0.53–1.19) | 0.26 |
Visited a smoking cessation website prior to the interventionb | 445 (45%) | 1.47 (1.11–1.95) | < 0.01 | 1.62 (1.18–2.21) | < 0.05 |