Table 3.

 Participants reporting global improvement in symptoms and showing progression of medial tibial and femoral cartilage defects according to insole group. Values are numbers (percentages) unless stated otherwise

Outcome	Wedge insoles (n=82)	Control insoles (n=85)	Relative risk (95 CI)
Global improvement in pain*	57 (70)	55 (64)	1.09 (0.88 to 1.35)
Global improvement in function*	46 (56)	53 (62)	0.91 (0.71 to 1.17)
Progression of medial tibial cartilage defects	13 (16)	18 (21)	0.75 (0.39 to 1.43)
Progression of medial femoral cartilage defects	16 (20)	18 (21)	0.92 (0.51 to 1.68)

*Participants rating themselves as much better or slightly better.