A comparative analysis of Charlson's weighted index of comorbidity and perforated peptic ulcer scores in predicting postoperative mortality and high comprehensive complication index.

WIC is valuable in predicting mortality, highlighting the importance of comorbidity in risk assessment. PULP score was effective in predicting both mortality and high CCI. Early identification of patients with high perioperative risk will facilitate patients' triage for escalated care, leading to a better outcome.