Abstract
Several postoperative outcome scoring systems have been developed and validated, combining both pre- and intraoperative factors. Among others are The Portsmouth Physiological and Operative Severity Score for the enUmeration of Mortality and Morbidity (P-POSSUM), the Estimation of Physiologic Ability and Surgical Stress (E-PASS), and the Surgical Apgar Score combined with the American Society of Anesthesiologists (SASA) physical status classification. The aim of this study is to compare the above scoring systems in the prediction of 30-day postoperative mortality and major morbidity in older patients undergoing emergency abdominal surgery. Patients ≥ 65 years were enrolled into the study. Pre- and intraoperative variables were used to calculate the scores and the ROC curve; logistic regression analysis was performed. The study sample comprised 427 older patients with a median age of 77 (range 65–100) years. The most frequent surgical indications were cholecystitis, followed by ileus, complication of colorectal cancer, complicated diverticulitis, and appendicitis. Decreasing SASA and increasing E-PASS and POSSUM/P-POSSUM scores were significantly associated with both 30-day postoperative major complications and death. Multivariate analyses identified all the scores as independent variables to predict postoperative outcomes. The areas under the ROC curve were 0.66–0.81 for predicting mortality and 0.67–0.79 for predicting morbidity (p < 0.01). All the scores were confirmed to be predictive of 30-day postoperative morbidity and mortality. The SASA and the E-PASS scores demonstrated the highest discriminatory ability. However, SASA was found to combine effectiveness and simplicity. Based on this study, we therefore recommend SASA for postoperative risk evaluation in older patients undergoing emergency abdominal surgery.
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Jakub, K., Kinga, M., Kinga, S. et al. Mortality and Morbidity Prediction for Older Patients Undergoing Emergency Abdominal Surgery—Comparison of the POSSUM, E-PASS Score, and SASA Score. Indian J Surg 82, 551–558 (2020). https://doi.org/10.1007/s12262-019-02027-7
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DOI: https://doi.org/10.1007/s12262-019-02027-7