Table 3 Cox regression analysis for eighteen month survival comparing cardiologists and non-cardiologist physicians and controlling for potential confounders.
Variable | Â | Mortality (%) | Adjusted hazard ratio (CI) * | Adjusted hazard ratio (CI) # |
|---|---|---|---|---|
Seen by a Cardiologist | Yes | 30 (11%) | 0.22 (0.14 – 0.38) | 0.70 (0.33 – 1.46) |
| Â | No | 88 (44%) | Â | Â |
Comorbidity | Yes | 15 (25%) | 1.11 (0.62 – 1.99) | 0.98 (0.49 – 1.98) |
| Â | No | 107 (26%) | Â | Â |
Hospital | A | 58 (24%) | 1.01 (0.67 – 1.51) | 1.08 (0.71 – 1.73) |
| Â | B | 65 (28%) | Â | Â |
Age (years) | 30 – 40 | 1 (8%) | 1.05 (1.03 – 1.08) | 1.03 (0.99 – 1.06) |
|  | 41 – 60 | 8 (7%) |  |  |
|  | 61 – 70 | 18 (17%) |  |  |
|  | 71 – 99 | 96 (40%) |  |  |
Sex | Males | 64 (21%) | 0.91 (0.62 – 1.35) | 0.83 (0.44 – 1.55) |
| Â | Females | 58 (34%) | Â | Â |
Distance |  |  | 1.0 (0.97 – 1.04) | 0.96 (0.88 – 1.03) |
Angiography | Yes | 12 (7%) | - | 0.87 (0.24 – 3.17) |
| Â | No | 112 (36%) | Â | Â |
Revascularisation | Yes | 14 (13%) | - | 0.25 (0.04 – 1.52) |
| Â | No | 110 (30%) | Â | Â |
Effective medicinesγ | Yes | 48 (14%) | - | 0.15 (0.07 – 0.29) |
| Â | No | 76 (56%) | Â | Â |