Event rates by Charlson Comorbidity Index score and cohort
| Comorbidity score 0 | Comorbidity score 1 | Comorbidity score 2+ | ||||
|---|---|---|---|---|---|---|
| Acute | Long term | Acute | Long term | Acute | Long term | |
| First event | ||||||
| CV hospitalisation LOS (mean days) | 7.6 | NA | 9.6 | NA | 11.4 | NA |
| Office visits (per person year) | 23.2 | 18.1 | 26.6 | 22.9 | 31.8 | 29.7 |
| CV event rate (per 100 person years) | 23.4 | 6.0 | 23.4 | 9.5 | 28.8 | 12.2 |
| Death rate (per 100 person years) | 13.5 | 2.4 | 22.7 | 4.8 | 42.0 | 8.4 |
| Second event | ||||||
| CV hospitalisation LOS (mean days) | 6.5 | NA | 8.5 | NA | 11.1 | NA |
| Office visits (per person year) | 26.1 | 30.8 | 31.3 | 41.3 | 38.2 | 54.6 |
| CV event rate (per 100 person years) | 25.5 | 11.1 | 38.0 | 12.6 | 39.1 | 19.6 |
| Death rate (per 100 person years) | 8.7 | 1.4 | 24.3 | 3.3 | 48.6 | 9.2 |
CV, cardiovascular; LOS, length of stay; NA, not applicable.