Table 1. Summary of pressure mat parameters (Mean ± Standard Deviation)
Variables
Location
Narrow
Moderate
Wide
Self-chosen
p-value
Effect size (η2)
Power
Post-hoc test (Bonferroni)
Maximum pressure (mbar)
Pubic bone
503.1±71.9
541.2±116.6
521.6±84.7
512.1±54
.755
.04
.118
NS
Sit bone (L)
352.2±123.8
393.1±171.6
282.2±100.6
320.2±123.3
.040*
.26
.667
NS
Sit bone (R)
453.1±106.7
404.7±108.2
300.5±106.4
408.9±103
.001*
.43
.960
a
Mean pressure (mbar)
Pubic bone
184.2±50.6
197.2±62.7
193.1±50.3
191.4±43.4
.591
.06
.167
NS
Sit bone (L)
81.4±41.6
85.6±59.7
71.8±39.9
72.2±38.2
.678
.05
.140
NS
Sit bone (R)
123.3±34.1
115.6±32.1
88.3±30.9
120.6±30.2
.009*
.34
.848
b
Pressure area (mm2)
Pubic bone
5889.9±357.4
6039±357.3
6411±198
6147±404
.000*
.50
.990
c
Sit bone (L)
3705±1569.1
3410±1755.8
3060±1357.8
2972.5±1152.8
.416
.09
.238
NS
Sit bone (R)
4186.7±663.9
3852.6±896.7
3277.4±884.8
4077.6±457.9
.003*
.40
.932
d
Max force (N)
268.7±84.5
289.3±90.2
280.2±88.7
265.8±78.1
.283
.12
.315
NS
Mean force (N)
169.7±56.6
176.3±56.8
162.4±53.5
151.7±54.6
.000*
.50
.990
e
* indicates significant differences. a = wide < narrow and moderate, b = wide < narrow and moderate, c = wide > narrow and moderate, d = wide < narrow and moderate, e = moderate > wide and self-chosen. NS, not significant; L, left; R, right.