A Fast and Reliable Method to Interpret Short-Term Mortality in Perforated Peptic Ulcer: Red Cell Distribution Width is Sensitive and Specific

Table 3

Overview of predictive systems.

Boey, 1987	Patients with PUP	30 day mortality	Presentation within or after 24 hours; shock; level of comorbidity.
PULP, 2012	Patients with PUP	30 day mortality	Presentation within or after 24 hours; shock; ASA score, active malignancy, liver insufficiency; serum creatinine  > 130 mmol/L; acquired immune deficiency syndrome
ASA, 1941	General surgical population	Preoperative risk assessment for surgical patients	Degree of comorbidity and systemic disease