Table 7.
Prevalence of Pneumonia and Mortality by ISAN Risk Group in the Validation Cohort
| Risk Category | Score | % of Cohort | 7‐Day Mortality (%) | 30‐Day Mortality (%) | Ischemic Stroke (N=10 699) | ICH (n=949) | ||
|---|---|---|---|---|---|---|---|---|
| SAP Prevalence (%, 95% CI) | Relative Rate (95% CI) | SAP Prevalence (%, 95% CI) | Relative Rate (95% CI) | |||||
| Low | 0 to 5 | 38.5 | 0.3 | 0.8 | 1.6 (1.2 to 5.5) | 1 | 2.8 (1.2 to 5.5) | 1 |
| Medium | 6 to 10 | 37.8 | 1.6 | 4.2 | 4.9 (4.2 to 5.6) | 3.1 (2.3 to 4.1) | 7.4 (4.8 to 10.8) | 2.6 (1.2 to 5.9) |
| High | 11 to 14 | 15.5 | 6.3 | 13.4 | 12.6 (11.0 to 14.5) | 7.9 (6.0 to 10.5) | 15.7 (10.3 to 22.8) | 5.6 (2.6 to 12.4) |
| Very high | 15+ | 8.3 | 21.4 | 40.0 | 26.4 (22.9 to 30.1) | 16.5 (12.6 to 21.9) | 21.9 (14.8 to 21.3) | 7.8 (3.6 to 17.2) |
ICH indicates intracerebral hemorrhage; ISAN, prestroke Independence (modified Rankin scale), Sex, Age, National Institutes of Health Stroke Scale; SAP, stroke‐associated pneumonia.