Deficient gait function despite effect index of the Western Ontario and McMaster university osteoarthritis index score considered cured one year after bilateral total knee arthroplasty

Table 6 Pearson correlation analysis of WOMAC score and gait analysis in the experimental group before TKA (n = 25)

	Pain		Stiffness		Daily living function		Full score
	r	p	r	p	r	p	r	p
Velocity	-0.84	< 0.001	-0.66	< 0.001	-0.91	< 0.001	-0.92	< 0.001
Cadence	-0.56	0.003	-0.17	0.410	-0.53	0.004	-0.55	0.005
Step length	-0.57	0.003	-0.24	0.259	-0.57	0.003	-0.51	0.003
Stride length	-0.67	< 0.001	-0.49	0.014	-0.72	< 0.001	-0.72	< 0.001
Step time	0.54	0.006	0.11	0.598	0.52	0.008	0.51	0.010
Gait cycle	0.45	0.026	0.16	0.438	0.48	0.016	0.46	0.020
Total stance time	0.47	0.017	0.44	0.027	0.52	0.008	0.53	0.006
Double stance time	0.63	0.001	0.73	< 0.001	0.75	< 0.001	0.77	< 0.001
Single stance time	-0.69	< 0.001	-0.47	0.018	-0.77	< 0.001	-0.76	< 0.001

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