Table 3 Multivariate logistic regression analysis of the odds for consenting to therapy. (0 = "no" or "uncertain", 1 = "yes", N = 1,367)
Variable | Odds ratio | 95% Confidence interval | p |
|---|---|---|---|
Intervention effectiveness (Log (base 2) of years postponement of myocardial infarction) | 1,266 | 1.198;1.338 | <0.001 |
Extended information or not (with or without presentation of baseline risk) | |||
No (=0) | 1 | - | |
Yes (=1) | 0.690 | 0.548;0.869 | 0.002 |
Level of understanding | |||
Not difficult | 1 | - | - |
A little difficult | 0.488 | 0.349; 0.682 | <0.001 |
Very difficult | 0.384 | 0.208; 0.709 | 0.002 |
Impossible to understand | 0.239 | 0.100;0.571 | 0,001 |
Elevated cholesterol level | |||
No/don't know (=0) | 1 | - | |
Yes (=1) | 1.852 | 1.751:2.577 | <0.001 |
Myocardial infarction | |||
No/don't know (=0) | 1 | - | - |
Yes (=1) | 2.527 | 1.276;5.000 | 0.008 |
Age | |||
40–49 | 1 | - | - |
50–59 | 1.554 | 1.138;2.124 | 0.006 |
60–69 | 1.373 | 0.985;1.912 | 0.061 |
70–79 | 1.836 | 1.265;2.664 | 0.001 |
80+ | 0.965 | 0.615;1.514 | 0.876 |
Educational attainment | |||
Low | 1 | - | - |
Intermediate | 1.053 | 0.789;1.406 | 0.725 |
High | 0.959 | 0.693;1.326 | 0.801 |
Gender | |||
Male (=0) | 1 | - | - |
Female (=1) | 0.770 | 0.610;0,971 | 0.027 |