Liver surgery in cirrhosis and portal hypertension

Table 3 Preoperative risk stratification models for patients with liver cirrhosis[28-30,35-37]

Score	Groups	Initial function	Mortality assessment	Mortality after liver resection
ASA	1-6	Perioperative risk stratification for any patient	Predictor of 7-d mortality	Not specifically defined
CPT	A-C	Overall survival in patients with liver cirrhosis	A: 10%, B: 30%, C: 80%; predictor for 30- and 90-d mortality	A: < 9%, no data for B and C
MELD	0-40	Mortality of TIPS-placement	0-11: 5%-10%, 12%-25: 25%-54%, > 26: 55%-80%; predictor for 30- and 90-d mortality	≤ 8: 0%; > 8: 29%
Mayo		Mortality after abdominal, orthopedic and cardiac surgery	7-, 30-, 90-, 360-, 1800-d mortality	Not specifically defined

ASA: American Society of Anaesthesiologists; CPT: Child-Pugh-Turcotte; MELD: Model of End Stage Liver Disease; TIPS: Transjugular portosystemic stent shunt.