The AUGIS Survival Predictor: Prediction of Long-Term and Conditional Survival After Esophagectomy Using Random Survival Forests.

"The authors report no conflicts of interest."

"S.A.R. is supported by a Royal College of Surgeons of England Research Fellowship and a British Association of Surgical Oncologists Research Project Grant. T.J.U. is supported by a Cancer Research UK and Royal College of Surgeons of England Advanced Clinician Scientist Fellowship, ID: A23924. This project has been supported by the Association of Upper Gastrointestinal Surgery (AUGIS), Heartburn Cancer UK, and The Royal College of Surgeons of England Surgical Specialty Lead Programme. Funding: This study was undertaken as part of the work by the National esophago-Gastric (OG) Cancer Audit. The Audit is commissioned by the Healthcare Quality Improvement Partnership (HQIP) as part of the National Clinical Audit and Patient Outcomes Programme and funded by NHS England and the Welsh Government (www.hqip.org.uk/national-programmes). The authors had full independence from the Healthcare Quality Improvement Partnership. The aim of National esophago-Gastric Cancer Audit is to evaluate the care of patients with OG cancer in England and Wales, and support NHS providers to improve the quality of hospital care for these patients. More information can be found at: www.nogca.org.uk."