Table 4.
Survival Analyses of Likelihood of Relapse: Crude Hazard Ratios (n = 146)
| Hazard Ratio | 95% CIa | χ2 | P value | |
|---|---|---|---|---|
| Diet | ||||
| High-vegetable | 1.00 | |||
| Mixed | 1.08 | 0.73–1.58 | 0.14 | 0.712 |
| High-fat | 1.27 | 0.83–1.96 | 1.20 | 0.272 |
| Alcohol | ||||
| No alcohol | 1.17 | 0.80 – 1.70 | 0.64 | 0.422 |
| 1–7 drinks/week | 1.00 | |||
| >7 drinks/week | 1.62 | 1.06 – 2.48 | 5.02 | 0.025 |
| Accumulation of risk behaviors | ||||
| No risk behaviors | 1.00 | |||
| >7 drinks/week or high-fat diet | 1.30 | 0.93 – 1.83 | 2.34 | 0.126 |
| >7 drinks/week and high-fat diet | 2.56 | 1.16 – 5.62 | 5.44 | 0.020 |
| Nicotine dependence | ||||
| Low (FTND≤5) | 1.00 | |||
| High (FTND>5)b | 1.05 | 0.76 – 1.46 | 0.09 | 0.760 |
| Longest quit attempt | ||||
| Long (≤120 days) | 1.00 | |||
| Short (<120 days) | 1.25 | 0.91–1.73 | 1.86 | 0.172 |
| Baseline depression | ||||
| Non-depressed (CESD≤15) | 1.00 | |||
| Depressed (CESD>15)c | 1.02 | 0.73–1.42 | 0.01 | 0.919 |
| Self-efficacy | ||||
| High (confidence score≥2.5) | 1.00 | |||
| Low (confidence score<2.5) | 1.07 | 0.77–1.47 | 0.14 | 0.706 |
| Education | ||||
| High (≥college degree) | 1.00 | |||
| Low (<college degree) | 1.12 | 0.81–1.55 | 0.46 | 0.499 |
a CI = Confidence Interval
b FTND = Fagerstrom Test for Nicotine Dependence
c CESD = Center for Epidemiological Studies-Depression