highly significantp < 0 . 001
Results: Subjects with admission categories of MFAC 2 and 3 had a highly significant ( p < 0 . 001 ) MRMI gain (6.2 and 6.6, respectively) and subjects with admission categories of MFAC 3 to 5 had highly significant ( P < 0 . 001 ) MRMI efficiency (0.34, 0.40, and 0.39, respectively).