Effect of Mild and Severe Unilateral Knee Joint Pain on Gait in Elderly Females

Table 2

Basic statistics of each gait parameter in the G1 and G2 groups and the test results.

		Pain leg				Healthy leg					ANOVA
		M	SD	MAX	MIN	M	SD	MAX	MIN
Stance time (s)	G1	0.46	0.06	0.62	0.34	0.45	0.05	0.57	0.35	F1	0.31	0.58
	G2	0.47	0.06	0.62	0.36	0.46	0.07	0.64	0.36	F2	3.71	0.06
										IN	1.37	0.25
Swing time (s)	G1	0.34	0.03	0.39	0.28	0.34	0.03	0.42	0.27	F1	0.15	0.70
	G2	0.34	0.04	0.43	0.27	0.34	0.04	0.41	0.27	F2	0.19	0.66
										IN	0.001	0.97
Step length (cm)	G1	64.40	7.31	87.00	53.00	63.87	7.13	76.50	47.88	F1	2.21	0.14
	G2	62.71	7.86	82.50	50.63	61.17	7.65	73.67	45.00	F2	2.32	0.13
										IN	0.67	0.42

Note. M: mean value, SD: standard deviation, MAX: maximal value, and MIN: minimum value.
F1: group (G1, G2), F2: leg (pain, healthy), IN: interaction, and : -value.
G1: the mild unilateral knee pain group ( = 47); G2: the severe unilateral knee pain group ( = 28).