Table 1 The effect of researcher distributing questionnaires, age, sex and availability of health promotion payment within SIS on recording of smoking advice in patient's medical records (from a multi-level logistic regression model)
| Â | Odds ratio (95% CI) |
|---|---|
Researcher distributing questionnaires | Â |
No | 1 |
Yes | 1.78 (1.36 to 2.34) |
Males | 1 |
Female | 1.16 (0.91 to 1.48) |
Age (in quartiles) | Â |
0 to 24 | 1 |
24 to 40 | 2.79 (1.98 to 3.94) |
40 to 59 | 2.12 (1.48 to 3.04) |
59 to 93 | 1.19 (0.80 to 1.78) |
Payment available in SIS study | Â |
No | 1 |
Yes | 0.90 (0.68 to 1.18) |