Age-related, interindividual, and right/left differences in anterior-posterior foot pressure ratio in preschool children

Table 2 Basic statistics and test results of age and right/left differences for the variables

		3.5 years old	4 years old	4.5 years old	5 years old	5.5 years old	6 years old	6.5 years old	Total	Two-way ANOVA				Tukey’s HSD	Effect size
		3.5 years old	4 years old	4.5 years old	5 years old	5.5 years old	6 years old	6.5 years old	Total		Right-left	Age	Interaction	Tukey’s HSD	Effect size
The ratio of anterior foot pressure in the left foot (%)	Mean	24.9	27.5	30.4	29.9	30.8	32.2	34.1	30.0	F-value	37.96*	7.23*	0.84	3.5<4.5,5.5,6,6.5	3.5 to 4.5: 0.44
	SD	11.1	10.4	11.2	11.6	11.2	11.5	11.7	11.4	P-value	0.00	0.00	0.54	6.5 4<6, 6.5	3.5 to 5: 0.47
	CV	44.6	37.9	36.9	38.8	36.3	35.8	34.2	38.0						3.5 to 5.5: 0.49
	Maximum	60.0	58.0	67.5	83.0	70.0	79.5	68.5	83.0						3.5 to 6: 0.62
	Minimum	6.0	8.5	9.5	11.0	5.5	11.0	16.0	5.5						3.5 to 6.5: 0.78
	Range	54.0	49.5	58.0	72.0	64.5	68.5	52.5	77.5						4 to 6: 0.49
The ratio of anterior foot pressure in the right foot (%)	Mean	27.3	28.5	32.0	33.2	32.6	34.6	36.5	32.1						4 to 6.5: 0.66
	SD	11.2	10.6	12.0	12.1	12.0	12.6	13.0	12.1						Left to right: 0.18
	CV	40.9	37.0	37.5	36.4	36.9	36.2	35.7	37.9
	Maximum	60.0	57.0	73.5	70.5	77.5	81.5	67.0	81.5
	Minimum	4.0	8.5	9.5	8.0	10.0	9.0	14.0	4.0
	Range	56.0	48.5	64.0	62.5	67.5	72.5	53.0	77.5

*P < 0.05. Because there were no sex differences for the variables, the analysis was conducted by considering boys and girls together. CV, coefficient of variance; SD, standard deviation.

ISSN: 1880-6805