Table 3. Balance and risk of fall scores.

		Static		Dynamic level 8		Risk of fall level 8		Risk of fall level 6 to 2
		Mean (SD)		Mean (SD)		Mean (SD)		Mean (SD)
		Defined	Functional	Defined	Functional	Defined	Functional	Defined	Functional
Normal	Overall	0.65 (0.2)	0.56 (0.2)	1.15 (0.5)	1.11 (0.5)	0.99 (0.3)	0.81 (0.4)	1.70 (0.5)	1.50 (0.6)
	AP	0.44 (0.2)	0.45 (0.2)	0.85 (0.5)	0.70 (0.4)
	ML	0.30 (0.1)	0.24 (0.1)	0.65 (0.3)	0.70 (0.4)
Mild knee OA	Overall	0.80 (0.3)	0.64 (0.3)	1.70 (0.7)	1.70 (0.9)	1.50 (0.6)	1.30 (0.6)	2.70 (1.3)	2.30 (1.2)
	AP	0.65 (0.2)	0.44 (0.2)	1.10 (0.3)	1.17 (0.6)
	ML	0.36 (0.2)	0.34 (0.2)	1.01 (0.6)	0.92 (0.6)
Moderate knee OA	Overall	1.05 (0.8)	0.85 (0.4)	1.80 (0.7)	1.80 (0.7)	1.70 (0.6)	2.10 (1.1)	2.90 (1.1)	2.70 (1.2)
	AP	0.81 (0.6)	0.62 (0.35)	1.25 (0.5)	1.18 (0.5)
	ML	0.49 (0.4)	0.46 (0.33)	1.15 (0.5)	1.06 (0.5)