Table 4

Comparison of pain and Lower Extremity Functional Index*

Variable	Pre	Post	F	Significance	Percentage difference	Mean difference^†	1 month	Significance	Percentage difference	Mean difference^†
Pain	5.0 (2.0)	0.5 (1.3)	36	0.001	86	4.3 (2 to 6.8)	0.0 (0.0)	0.733	100	0.5 (−0.7 to 1.7)
Lower Extremity Functional Index	64.0 (11)	75.0 (3.5)	11.3	0.008	−18	−11.4 (−21 to 1.5)	76.0 (3.1)	0.175	−10	−1.2 (−2.8 to 0.4)

p Values are noted for pairwise comparison when analysis of variance was significant.
↵* Comparisons are reported between pre–post and post to 1 month.
↵† Mean difference reported as mean and 95% CI for the mean difference.