The recovery of sensation of median nerve after 36 months (n = 74) Level Frequency Percentage (%) S0 0 0 S1 5 6, 8 S2 14 18, 9 S2+ 21 28, 4 S3 34 45, 9 Total 74 100 After 36 months post-operatively, all 74 patients recovered sensation at S1 grade or better.