Supplementary Table 1. POSSUM Physiological Score.
| Score | ||||
|---|---|---|---|---|
| 1 | 2 | 4 | 8 | |
| Age, yrs | ≤60 | 61-70 | ≥71 | |
| Cardiac signs (chest radiograph) | No failure | Diuretic, digoxin, antianginal, or hypertensive therapy | Peripheral edema; warfarin therapy | Raised jugular venous pressure |
| Borderline cardiomegaly | Cardiomegaly | |||
| Respiratory signs (chest radiograph) | No dyspnea | Dyspnea on exertion | Limiting dyspnea | Dyspnea at rest |
| Mild COPD | Moderate COPD | Fibrosis or consolidation | ||
| Systolic blood pressure, mm Hg | 110-130 | 131-170 | ≥170 | ≤89 |
| 100-109 | 90-99 | |||
| Pulse, beats/min | 50-80 | 81-100 | 101-120 | ≥121 |
| 40-49 | ≤39 | |||
| Glasgow coma scale | 15 | 12-14 | 9-11 | ≤8 |
| Hemoglobin, g/100 mL | 13-16 | 11.5-12.9 | 10.0-11.4 | ≤9.9 |
| 16.1-17.0 | 17.1-18.0 | ≥18.1 | ||
| White cell count, ×1012/L | 4-10 | 10.1-20.0 | ≥20.1 | |
| 3.1-4.0 | ≤3.0 | |||
| Urea, mmol/L | ≤7.5 | 7.6-10.0 | 10.1-15.0 | ≥15.1 |
| Sodium, mmol/L | ≥136 | 131-135 | 126-130 | ≤125 |
| Potassium, mmol/L | 3.5-5.0 | 3.2-3.4 | 2.9-3.1 | ≤2.8 |
| 5.1-5.3 | 5.4-5.9 | ≥6.0 | ||
| Electrocardiogram | Normal | Atrial fibrillation (rate 60-90) | Any other abnormal rhythm or ≥5 ectopics/min | |
| Q wave or ST/T wave changes | ||||
COPD, chronic obstructive pulmonary disease; POSSUM, Physiological and Operative Severity Score for enUmeration of Mortality and morbidity.