Temporal trends for improvement among each category per year from 2003 to 2008
| Risk Stratum | Composite of all guideline-directed medications at discharge RR (95% CI) | Persistence with composite of all guideline-directed medications after discharge RR (95% CI) |
|---|---|---|
| Low risk | 1.01 (1.00 to 1.02) | 1.02 (1.01 to 1.04) |
| Intermediate risk | 1.01 (0.99 to 1.02) | 1.03 (1.01 to 1.04) |
| High risk | 1.03 (1.01 to 1.05) | 1.05 (1.03 to 1.08) |
All risk ratios >1 signify an increase in medication use over the duration of this study and risk ratios crossing 1 signify no statistically significant difference in medication use over the duration of this study.
RR, relative risk.