POSSUM calculator
POSSUM: based on G.P.Copeland, D.Jones & M.Walters Br J Surg (1991) 78:356-360
P-POSSUM: based on M.S.Whiteley et al Br J Surg (1996) 83:812-815

 Physiological severity
 Age:
 Cardiac signs:
 Respiratory:
 Syst blood pressure:
 Pulse:
 Glasgow coma scale:
 Haemoglobin (g/dl):
 White cell count:
 Urea (mmol/l):
 Sodium (mmol/l):
 Potassium (mmol/l):
 ECG:
   
 Operative severity
 Operative severity:
 Multiple procedures:
 Total blood loss (ml):
 Peritoneal soiling:
 Malignancy:
 Mode of surgery: