Table 2.

Mean outcome scores, pain, and disability

	VAS pain scale		AOS			SF-36
	Non-WB	WB	Pain	Disability	Total	PCS	MCS
Preoperative baseline	3.4	4.1	37.2	38.2	37.7	35.1	53.2
Week 24	1.1	2.1	25.9	27.6	26.7	42.9	53.5

VAS visual analogue scale, AOS Ankle Osteoarthritis Scale, SF-36 short-form (36) Health Survey, WB weight bearing, PCS physical component summary, MCS mental component summary