Table 2.
Category | Variable | Smokers With Schizophrenia | Smokers Without Schizophrenia | ||||||||||||||
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Bivariate Associations | Bivariate Associations | ||||||||||||||||
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Recognize Risk (n = 27) | Do Not Recognize Risk (n = 40) | Multivariate Model | Recognize Risk (n = 60) | Do Not Recognize Risk (n = 36) |
Multivariate Model | ||||||||||||
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n/M | %/SD | n/M | %/SD | t/χ2 | OR† | 95% | CI | n/M | %/SD | n/M | %/SD | t/χ2 | OR† | 95% | CI | ||
Demographics | |||||||||||||||||
Gender | 0.001 | — | 3.51* | ||||||||||||||
Male | 28 | 73.5 | 19 | 66.7 | 43 | 71.7 | 19 | 52.8 | 1 | ||||||||
Female | 12 | 26.5 | 8 | 33.3 | 17 | 28.3 | 17 | 47.2 | 0.35* | [0.14 | 0.91] | ||||||
Health-related factors | |||||||||||||||||
Pulmonary disorder | 4.31* | ‡ | N/A | — | |||||||||||||
No disorder | 34 | 85 | 17 | 63 | 59 | 98.3 | 35 | 97.2 | N/A | ||||||||
Disorder | 6 | 15 | 10 | 37 | 1 | 1.7 | 1 | 2.8 | N/A | ||||||||
Subjective view of general health | 2.69 | 3.52 | 0.98 | 2.9 | 2.58* | ‡ | 3.52 | 2.69 | 0.95 | 2.67 | 0.13 | — | |||||
Smoking-related factors | |||||||||||||||||
Nicotine dependence | 5.28 | 6.74 | 1.61 | 4.78 | 4.50** | 1.99** | [1.30 | 3.04] | 6.74 | 5.28 | 2.05 | 5.42 | −0.31 | — | [1.30 | 3.04] | |
Cigarettes per day | 17.04 | 26.81 | 13.69 | 17.78 | 3.01** | ‡ | 26.81 | 17.04 | 7.54 | 17.33 | −0.17 | — | |||||
Motivation to quit | 4.45 | 4.85 | 1.56 | 3.5 | 3.10** | 1.92** | [1.21 | 3.03] | 4.85 | 4.45 | 2.05 | 4.64 | −0.46 | — | [1.21 | 3.03] | |
Smoking Consequences Questionnaire | |||||||||||||||||
Reduces negative affect | 6.59 | 6.76 | 1.66 | 5.45 | 2.61* | ‡ | 6.76 | 6.59 | 2.46 | 6.42 | 0.36 | — | |||||
Stimulates/state enhancement | 3.38 | 5.21 | 2.07 | 4.82 | 0.74 | — | [0.55 | 0.90] | 5.21 | 3.38 | 2.4 | 4.08 | −1.57 | 0.70** | |||
Taste good/feels good | 4.66 | 5.89 | 1.95 | 4.97 | 1.81 | ‡ | 5.89 | 4.66 | 2.28 | 5.16 | −1.1 | ‡ | |||||
Facilitates social interaction | 3.98 | 5.4 | 1.86 | 4.81 | 1.14 | — | 5.40 | 3.98 | 2.4 | 4.54 | −1.15 | ‡ | |||||
Controls appetite | 4.04 | 4.93 | 2.68 | 3.47 | 2.31* | ‡ | 4.93 | 4.04 | 2.94 | 4.35 | −0.53 | — | |||||
Craving relief/addiction promotion | 6.89 | 7.08 | 1.39 | 5.56 | 3.41** | 1.61* | [1.06 | 2.45] | 7.08 | 6.89 | 1.47 | 6.4 | −.59 | 1.79** | [1.06 | 2.45] | |
Causes negative physical feeling | 2.42 | 3.33 | 2.49 | 2.65 | 1.16 | ‡ | 3.33 | 2.42 | 2.31 | 2.26 | 0.35 | — | |||||
Reduces boredom | 6.32 | 6.76 | 1.82 | 6.06 | 1.51 | ‡ | 6.76 | 6.32 | 2.35 | 5.84 | 0.98 | — | |||||
Causes negative social impression | 3.68 | 4.68 | 2.28 | 3.72 | 1.8 | ‡ | 4.68 | 3.68 | 2.79 | 3.69 | −0.02 | — |
Note.
p ≤ .05;
p ≤ .01.
Adjusted for those variables in the final model.
Variables are excluded in the final model in backward stepwise selection procedure, adjusted p ≥ .20.—Variable not entered in the model, bivariate association p ≥ .25. Subjective view of general health was measured by the Quality of Life Index–Brief Version. Nicotine dependence is measured by the Fagerstrom Test of Nicotine Dependence. Motivation to change is measured using the Stages of Change.