External validation of the Penn hernia risk calculator: an evaluation of model transportability for incisional hernia prediction in open pancreatic surgery

Key Points

• The study validates accuracy in predicting incisional hernias post-surgery, contributing to surgical risk assessments.
• Key evidence shows that the Penn hernia risk calculator accurately predicts outcomes with a strong predictive value.
• Evaluation employed external validation methods, highlighting the adaptability of risk calculators in diverse surgical scenarios.
• Findings support broader application of predictive models in clinical settings, necessitating further studies on transportability.