Effect of Intra-Articular Hyaluronic Injection on Postural Stability and Risk of Fall in Patients with Bilateral Knee Osteoarthritis

Table 2

Postural stability scores.

	Treatment group		Control group
	Before injections	After injections	First assessment	Second assessment
	Mean (SD)	Mean (SD)	Mean (SD)	Mean (SD)
Static (functional)
OA	0.7 (0.36)	0.51 (0.16)	0.72 (0.36)	0.84 (0.39)
AP	0.52 (0.31)	0.39 (0.13)	0.53 (0.29)	0.62 (0.32)
ML	0.35 (0.21)	0.26 (0.17)	0.38 (0.26)	0.42 (0.23)
Static (defined)
OA	0.81 (0.71)	0.55 (0.22)	0.72 (0.30)	0.77 (0.34)
AP	0.64 (0.65)	0.42 (0.19)	0.53 (0.23)	0.56 (0.26)
ML	0.36 (0.28)	0.26 (0.16)	0.37 (0.22)	0.43 (0.23)
Dynamic (functional)
OA	1.7 (0.80)	0.8 (0.36)	1.49 (0.87)	1.61 (0.76)
AP	1.09 (0.46)	0.56 (0.26)	0.9 (0.56)	1.1 (0.46)
ML	1.07 (0.59)	0.44 (0.25)	0.91 (0.59)	0.94 (0.59)
Dynamic (defined)
OA	1.75 (0.75)	0.92 (0.31)	1.69 (0.97)	1.82 (0.95)
AP	1.19 (0.42)	0.64 (0.22)	1.07 (0.62)	1.17 (0.49)
ML	1.09 (0.56)	0.52 (0.25)	1.02 (0.63)	1.08 (0.73)