Table 27: Study Outcome Measures.

Study	Physical Functioning	Pain	Global Assessment	Quality of Life	Length of Follow-up
Beaupre et al., 2004 (29)	WOMAC, knee ROM, quadriceps strength, hamstring strength, and Health Services Utilization	WOMAC	Not assessed	SF-36	Baseline, preoperatively, then postoperatively at 3 months, 6 months and 1 year†
Rodgers et al., 1998 (30)	HSSK,* knee ROM, Isokinetic flexion and extension, and walking speed (normal and tandem gait)	Not assessed	Not assessed	Not assessed	Baseline, preoperatively, then postoperatively at 6 weeks and 3 months‡
D’Lima et al., 1996 (14)	HSSK, Arthritis Impact Measurement Scale and the Quality of Well-Being Instrument	Not assessed	Not assessed	Quality of Well being and Arthritis Impact Measurement Scale	6 weeks preoperatively, 1 week preoperatively, then postoperatively at 3 weeks, 12 weeks, 24 weeks and 48 weeks

^*Assessed at baseline and 3 months only

^†Both treatment and control groups were assessed 6 weeks before surgery.

^‡Baseline score completed in treatment group at 6 weeks before surgery.