Predicting postoperative outcomes in lumbar spinal fusion: Development of a machine learning model- Lukas Schönnagel, Thomas Caffard, Tu-Lan Vu-Han, Jiaqi Zhu, Isaac Nathoo, Kyle Finos, Gaston Camino-Willhuber, Soji Tani, Ali Guven, Henryk Haffer, Maximilian Muellner, Artine Arzani, Erika Chiapparelli, Krizia Amoroso, Jennifer Shue, Roland Duculan, Matthias Pumberger, Timo Zippelius, Andrew Sama, Frank Cammisa, Federico Girardi, Carol Mancuso Alexander P Hughes