Effects of wearing knee-guards on skin pressure and skin blood flow during dynamic motions

Fashion and Textiles

International Journal of Interdisciplinary Research

Table 1 Skin pressure averaged from the knee, calf, and thigh for the knee guard condition (KG) and the control while the 11 consecutive motions were conducted (unit: mmHg)

Posture/motions	Knee guard condition (8 regions)	Control (5 regions)	P-value*
1. Standing	18.5 ± 0.7^ab	5.0 ± 0.3^ab	< 0.001
2. Sitting	20.5 ± 0.8^b	9.9 ± 0.7^e	< 0.001
3. Standing	18.6 ± 0.7^ab	4.9 ± 0.3^ab	< 0.001
4. Switching the direction	17.0 ± 0.8^a	7.1 ± 0.4^d	< 0.001
5. Standing	18.8 ± 0.8^ab	5.0 ± 0.2^ab	< 0.001
6. Long kicking	17.8 ± 1.0^a	6.0 ± 0.3^bc	< 0.001
7. Standing	18.7 ± 0.8^ab	5.0 ± 0.3^ab	< 0.001
8. Instep kicking	16.8 ± 0.8^a	5.0 ± 0.3^ab	< 0.001
9. Standing	18.6 ± 0.8^ab	5.5 ± 0.3^ab	< 0.001
10. Jumping	18.0 ± 0.8^ab	6.7 ± 0.4^cd	< 0.001
11. Standing	18.5 ± 0.8^ab	4.7 ± 0.3^a	< 0.001
Total average	18.3 ± 0.2	5.9 ± 0.1	< 0.001
P-value**	0.141	< 0.001

N = 21; *Differences between two conditions; **Differences between the 11 postures. The upper cases of a,b,c,d,e represent statistically identified groups classified by Duncan test among the 11 motions. Data are expressed as mean ± SE