Nashville-Davidson--Murfreesboro--Franklin, TN 761 1.0 108 14.2 158 0.8 11 7.0 Cincinnati, OH-KY-IN 759 1.0 112 14.8 163 0.8 19 11.7 All other MSA 49,062 62.6 7894 16.1 12,166 62.93 1929 15.9 Boruta algorithm identified the following as top most important features: index hospital length ...