POSSUM physiology and operative score variables (9)
| Physiology score | Operative score |
|---|---|
| Age | Grade of operation |
| Cardiac signs | No. of procedures |
| Respiratory signs | Total blood loss |
| Systolic blood pressure | Peritoneal soiling |
| Pulse rate | Presence of malignancy |
| Glasgow Coma Score | Timing of operation |
| Serum urea | |
| Serum sodium | |
| Serum potassium | |
| Hemoglobin level | |
| White blood cell count | |
| Electrocardiogram |