TABLE 2.
Logistic regression results for predicting health warning recall using smoking status and pack ID as predictors after controlling for gender, age and education
| Predictors | Wald | df | p-Value | Odds Ratios | 95% Confidence Intervals | |
|---|---|---|---|---|---|---|
| Lower | Upper | |||||
| Pack ID* | 21.517 | 3 | 0.000 | |||
| Pack ID (Plain pack 1) | 0.550 | 1 | 0.458 | 0.738 | 0.331 | 1.647 |
| Pack ID (Plain pack 2) | 7.129 | 1 | 0.008 | 4.531 | 1.495 | 13.738 |
| Pack ID (Plain pack 3) | 10.063 | 1 | 0.002 | 5.890 | 1.969 | 17.617 |
| Smoking status (non-smokers)* | 8.899 | 1 | 0.003 | 3.071 | 1.469 | 6.418 |
| Constant | 0.100 | 1 | 0.752 | 0.880 | ||
*
Reference groups: smoking status (smokers) and pack ID (original pack)