Table 3

Mild to Moderate Pre-Operative Group (OSS 24-43) n=39 Severe Pre-Operative Group
(OSS £ 23) n=38

Post-Operative OSS(mean)

46 (+/- 3.75 SD) 42 (+/- 8.37 SD)

p = 0.03
95% CI -6.18 to -0.32