Robotic Assistance in Unicompartmental Knee Arthroplasty Results in Superior Early Functional Recovery and Is More Likely to Meet Patient Expectations

Table 2

A summary of functional outcomes.

Dependent variable	Conventional	Robotic	value
LEFS 1 week	23 (11)	31 (14)	0.015
LEFS 6 weeks	55 (10)	59 (13)	0.181
LEFS 12 weeks	59 (12)	62 (12)	0.324
Pre-op KOOS-JR^2	49 (12)	57 (14)	0.029
6-week KOOS-JR	67 (8)	76 (9)	0.001
12-week KOOS-JR	68 (10)	74 (13)	0.131
6-month KOOS-JR	74 (10)	81 (11)	0.037
1-year KOOS-JR	77 (13)	84 (15)	0.100
2-year KOOS-JR	82.9 (20)	86.2 (17)	0.469

Values are reported in means and standard deviations. LEFS: Lower Extremity Functional Scale; KOOS-JR: Knee Injury and Osteoarthritis Outcome Score for Joint Replacement.