Table 2.
Odds ratios for forced logistic regression model for 7-day abstinence at 6 months (N = 417)*
P value | Odds Ratio (95.0% CI) | |
Number of log-ins | ||
1-3 log-ins in past 6 months vs none | .38 | 1.35 (0.69-2.67) |
4+ log-ins in past 6 months vs none | .002 | 2.90 (1.45-5.77) |
Age | ||
Age at registration | .29 | 0.99 (0.96-1.01) |
Gender | ||
Gender (female vs male) | .91 | 1.04 (0.57-1.89) |
Education | ||
Some college vs high school or less | .82 | 1.10 (0.49-2.47) |
College graduate/postgraduate vs high school or less | .90 | 0.94 (0.39-2.27) |
Employment | ||
Employed for pay | .84 | 1.08 (0.54-2.14) |
Health insurance status | ||
Insured | .15 | 2.29 (0.75-7.02) |
Time to first cigarette of the day | ||
6-30 min vs within 5 min | .63 | 1.19 (0.60-2.37) |
31-60 min vs within 5 min | .27 | 0.58 (0.22-1.54) |
After 60 min vs within 5 min | .48 | 1.43 (0.53-3.90) |
Stage of change | ||
Preparation vs contemplation/precontemplation | .96 | 1.01 (0.57-1.80) |
Smoking intensity | ||
Moderate smoker (15-24 cigs/day) vs light smoker (1-14 cigs/day) | .51 | 0.79 (0.39-1.58) |
Heavy smoker (25+ cigs/day) vs light smoker (1-14 cigs/day) | .35 | 0.64 (0.25-1.64) |
Quit history | ||
Ever quit for 30 days or more | .47 | 1.25 (0.69-2.26) |
Use of medications | ||
Used meds (NRT and/or Zyban) in past 6 months | .10 | 1.63 (0.91-2.95) |
*11.5% excluded due to missing; Nagelkerke R 2 = 0.102.