Machine learning clustering of adult spinal deformity patients identifies four prognostic phenotypes: a multicenter prospective cohort analysis with single surgeon external validation

Sarthak Mohanty, Fthimnir M. Hassan, Lawrence G. Lenke, Erik Lewerenz, Peter G. Passias, Eric O. Klineberg, Virginie Lafage, Justin S. Smith, D. Kojo Hamilton, Jeffrey L. Gum, Renaud Lafage, Jeffrey P. Mullin, Bassel G. Diebo, Thomas J. Buell, Han Jo Kim, Khalid Kebaish, Robert K. Eastlack, Alan H. Daniels, Gregory M. Mundis, Richard A. Hostin, Themistocles S. Protopsaltis, Robert A. Hart, Munish C. Gupta, Frank J. Schwab, Christopher I. Shaffrey, Christopher P. Ames, Douglas C. Burton, Shay Bess