Comparative performance of the nutritional risk index and modified 5-item frailty index in predicting surgical outcomes: A multi-institutional analysis of 9.7 million patients

Key Points

• Surgical outcomes vary significantly based on the nutritional risk index and modified 5-item frailty index.
• The predictive modeling of these indices shows distinct results in 9.7 million patients across multiple institutions.
• Analysis reveals that these assessment tools can help in better decision-making for surgical procedures.
• Improved predictive accuracy may enhance patient care, highlighting the need for further validation in diverse settings.