How does the presence of a surgical trainee impact patient outcomes in lumbar fusion surgery?

Srikanth N. Divi, Dhruv K.C. Goyal^*, Eve Hoffman, William K. Conaway, Matt Galtta, Daniel R. Bowles, Nathan V. Houlihan, Joseph F. Bechay, Richard M. McEntee, I. David Kaye, Mark F. Kurd, Barrett I. Woods, Kris E. Radcliff, Jeffery A. Rihn, D. Greg Anderson, Alan S. Hilibrand, Christopher K. Kepler, Alexander R. Vaccaro, Gregory D. Schroeder