Table 5 Standardised mortality ratios (SMRs) for patient view and for admission view.
From: Predicting hospital mortality among frequently readmitted patients: HSMR biased by readmission
Patient View | SMR per Patient View Category | Lower 95% CI of SMR | Upper 95% CI of SMR | Admission View | SMR per Admission View Category | Lower 95% CI of SMR | Upper 95% CI of SMR |
|---|---|---|---|---|---|---|---|
P(m = 1) | 126.8 | 124.1 | 129.4 | A(n = 1) | 90.4 | 88.5 | 92.3 |
P(m = 2) | 85.3 | 82.2 | 88.5 | A(n = 2) | 96.0 | 92.5 | 99.6 |
P(m = 3) | 72.5 | 68.7 | 76.5 | A(n = 3) | 99.2 | 94.1 | 104.6 |
P(m = 4) | 63.1 | 58.6 | 67.8 | A(n = 4) | 98.1 | 91.1 | 105.5 |
P(m = 5, 6) | 53.4 | 49.5 | 57.5 | A(n = 5, 6) | 97.4 | 90.3 | 104.9 |
P(m = 7-9) | 49.3 | 44.6 | 54.3 | A(n = 7-9) | 95.8 | 86.7 | 105.6 |
P(m = 10-20) | 37.1 | 32.8 | 41.8 | A(n = 10-20) | 90.4 | 79.9 | 102.0 |
P(m > 20) | 34.9 | 26.3 | 45.5 | A(n > 20) | 96.1 | 72.4 | 125.1 |