Table 3.

Physical therapy data

Physical therapy data	FNB	ACB	P value
Recorded falls	1 (1)	0 (0)	.46
Episodes of knee buckling, n (%)	17 (13)	3 (2)	.0004
First patient session
Time from surgery (d)	0.87	0.84	.17
Total distance walked (feet)	47.3	35.4	.09
Total stairs climbed	0.22	0.21	.89
Pain VAS: before therapy	3.66	3.3	.34
Pain VAS: after therapy	4.32	3.9	.30
Second patient session
Time from surgery (d)	1.11	1.13	.64
Total distance walked (feet)	63.3	63.0	.98
Total stairs climbed	0.38	0.34	.82
Pain VAS: before therapy	3.33	3.45	.75
Pain VAS: after therapy	4.00	3.79	.61
Third patient session
Time from surgery (d)	1.90	1.88	.44
Total distance walked (feet)	94.87	82.8	.32
Total stairs climbed	0.94	0.66	.30
Pain VAS: before therapy	3.54	3.22	.4
Pain VAS: after therapy	4.15	3.6	.15
Fourth patient session
Time from surgery (d)	2.10	2.22	.01
Total distance walked (feet)	106.0	86.5	.14
Total stairs climbed	1.78	1.04	.06
Pain VAS: before therapy	3.09	2.61	.19
Pain VAS: after therapy	3.63	3.01	.13

Values are generated with Fischer’s exact test