Static and Dynamic Plantar Pressure Distribution in 94 Patients with Different Stages of Unilateral Knee Osteoarthritis Using the Footscan® Platform System: An Observational Study

12 January 2023 : Clinical Research

Yong-jin He^1BCDE, Xiao-long Zheng^1BDE, Deng-feng Wang^1DEF, Zuo-zhou Mu^1BCD, Gui-yu Li^2BC, Zhen-zhen Fang^2BC, Wang Fei

^3BEF, Ke Huan^1ADF*

DOI: 10.12659/MSM.938485

Med Sci Monit 2023; 29:e938485

Background Material and Methods Results Discussion Conclusions References

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Table 2 Differences between the static plantar pressure distribution of each group.

Affected side	KOA stages	Parameters
Affected side	KOA stages	Anterior pressure	Posterior pressure	Left pressure	Right pressure	Pelvic rotation
Left (n=46)	Early	34.16±8.79	63.45±7.66	45.78±1.41	54.62±1.98	3.41±1.33
	Mid	38±10.58	60.69±9.22	42.33±2.95	57.25±3.33	4.22±1.79
	End	36±9.15	63.77±6.79	38.47±4.28	64.56±6.77	9.79±2.55
		0.239	0.298	0.556	0.179	0.089
		0.177	0.185	<0.001^*	<0.001^*	<0.001^*
		0.335	0.225	0.059	0.081	<0.001^*
Right (n=48)	Early	40.58±7.79	58.77±6.97	51.68±3.32	49.41±1.98	3.33±1.69
	Mid	39.14±6.89	60.33±7.74	52.91±2.97	46.59±2.09	4.08±1.88
	End	41.22±7.13	58.64±6.98	59.44±3.17	40.57±3.39	10.17±2.66
		0.575	0.231	0.336	0.228	0.075
		0.127	0.248	<0.001^*	<0.001^*	<0.001^*
		0.118	0.234	0.063	0.077	<0.001^*
^* – comparison between Early- and Mid-stages; – comparison between Early- and End-stages; – comparison between Mid- and End-stages; “KOA” stands for knee osteoarthritis.

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