Physical Therapy Korea
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Average values of outcome variables in each testing condition (standard deviation shown in parentheses)

Measures Eyes closed Eyes open Main effect (p-value)



Unstable floor Stable floor Unstable floor Stable floor Eye condition Floor condition Height of COM




High None Low High None Low High None Low High None Low
MDIST (mm) 13.3
(3.4)
13.0
(2.3)
12.6
(2.7)
6.8
(1.4)
6.7
(1.9)
6.5
(1.6)
9.0
(1.7)
9.1
(1.4)
7.8
(2.1)
6.1
(1.4)
5.7
(1.3)
5.1
(1.5)
0.0005 0.0005 0.0005
RDIST (mm) 15.1
(4.0)
14.7
(2.6)
14.3
(3.1)
7.7
(1.6)
7.6
(2.2)
7.3
(1.8)
10.1
(1.9)
10.3
(1.5)
8.8
(2.4)
6.8
(1.5)
6.5
(1.5)
5.8
(1.7)
0.0005 0.0005 0.0005
TOTEX (mm) 916.0
(266.2)
931.1
(261.4)
905.0
(289.3)
342.3
(92.0)
341.4
(82.4)
339.1
(97.1)
443.3
(103.0)
455.7
(115.0)
395.9
(129.2)
264.9
(70.0)
255.2
(66.8)
219.6
(54.9)
0.0005 0.0005 0.004
MVELO (mm/s) 45.8
(13.3)
46.6
(13.1)
45.2
(14.5)
17.1
(4.6)
17.1
(4.1)
17.0
(4.9)
22.2
(5.2)
22.8
(5.8)
19.8
(6.5)
13.2
(3.5)
12.8
(3.3)
11.0
(2.7)
0.0005 0.0005 0.004
95% Conf. Circle
Area (mm2)
2,162.0
(1,473.0)
1,905.8
(695.7)
1,812.3
(850.2)
549.0
(242.7)
536.0
(289.4)
486.1
(245.7)
934.9
(325.7)
941.6
(291.3)
719.0
(405.1)
407.6
(154.3)
387.6
(175.2)
311.8
(185.7)
0.0005 0.0005 0.006

MDIST, mean distance; RDIST, root mean square distance; TOTEX, total excursion; MVELO, mean velocity; 95% Conf. Circle Area, 95% confidence circle area; COM, center of mass.

Phys. Ther. Korea 2021;28:154~160 https://doi.org/10.12674/ptk.2021.28.2.154
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