Table 3.
Hazards ratios and relative risks for the association between statins and health service utilization/mortality in 4232 Nova Scotia seniors discharged from hospital with unstable angina or myocardial infarction
| Outcome | Impact of Statins on rate of events modeled using Cox Proportional Hazards (HR, 95% CI) (Statin versus No Statin) | Impact of Statins on number of events, modeled using Generalized Linear Models (RR, 95% CI) (Statin versus No Statin) |
|---|---|---|
| All-cause re-hospitalizations | ||
| Modeled without propensity score | 0.84 (0.78-0.90) | 0.97 (0.90-1.04) |
| Modeled with propensity score | 0.98 (0.91-1.06) | 1.04 (0.97-1.12) |
| CVD re-hospitalizations | ||
| Modeled without propensity score | 0.98 (0.90-1.07) | 0.90 (0.86-1.12) |
| Modeled with propensity score | 1.11 (1.02-1.22) | 1.03 (0.92-1.16) |
| All physician visits | N/A | |
| Modeled without propensity score | 0.84 (0.79-0.88) | |
| Modeled with propensity score | 0.97 (0.92-1.02) | |
| CVD-related physician visits | N/A | |
| Modeled without propensity score | 1.18 (1.09-1.29) | |
| Modeled with propensity score | 1.34 (1.23-1.46) | |
| Coronary Revascularizations | N/A | |
| Modeled without propensity score | 1.55 (1.30-1.84) | |
| Modeled with propensity score | 1.15 (0.97-1.36) | |
| Mortality | N/A | |
| Modeled without propensity score | 0.41 (0.35-0.49) | |
| Modeled with propensity score | 0.74 (0.63-0.88) |