Table 3.
Optimised cardiovascular survival model A (using only baseline fitness, anxiety and depression categories), ordered by importance of variables to the model (1529 cases, 192 cardiovascular deaths)
| Model term | Complete cases |
Imputed data | ||
|---|---|---|---|---|
| 95% CI |
||||
| HR | Lower | Upper | HR | |
| Fitness | ||||
| High baseline | 1.00 | – | – | 1.00 |
| Mid baseline | 1.83 | 1.20 | 2.79 | 2.34 |
| Low baseline | 4.06 | 2.58 | 6.39 | 4.26 |
| Statin | ||||
| Yes | 0.45 | 0.33 | 0.61 | 0.51 |
| No | 1.00 | – | – | |
| Age (years) | ||||
| <50 | 1.00 | – | – | 1.00 |
| 50–59 | 1.58 | 0.76 | 3.31 | 1.53 |
| 60–69 | 2.63 | 1.30 | 5.35 | 2.39 |
| >70 | 4.00 | 1.93 | 8.28 | 3.77 |
| Diagnostic category | ||||
| MI | 1.00 | – | – | 1.00 |
| CABG | 0.60 | 0.42 | 0.85 | 0.62 |
| PCI | 0.26 | 0.09 | 0.70 | 0.49 |
| MI+PCI | 1.05 | 0.42 | 2.62 | 0.74 |
| Angina | 0.85 | 0.46 | 1.53 | 0.72 |
| Other cardiac diagnoses | 0.79 | 0.25 | 2.49 | 0.99 |
| Aspirin | ||||
| Yes | 0.47 | 0.28 | 0.78 | 0.57 |
| No | 1.00 | – | – | 1.00 |
| Gender | ||||
| Male | 1.00 | – | – | 1.00 |
| Female | 0.73 | 0.48 | 1.10 | 0.62 |
| ACE inhibitor | ||||
| Yes | 1.42 | 1.04 | 1.94 | 1.36 |
| No | 1.00 | – | – | 1.00 |
CABG, coronary artery bypass graft; MI, myocardial infarction; PCI, percutaneous coronary intervention.