Table 4 Correlation coefficients between psoas length and gait parameters in patients group

Thomas test (°)

-0.116

0.408*

-0.476*

0.200

Pelvic tilt (°)

   maximum

-0.331*

-0.611*

0.326*

-0.610*

   minimum

-0.446*

-0.474*

0.109

-0.547*

   range

0.286*

-0.054

0.268

0.069

   mean

-0.457*

-0.560*

0.182

-0.635*

Max hip extension in stance (°)

-0.933*

-0.299*

-0.427*

-0.747*

Max hip flexion in late swing (°)

-0.137

-0.740*

0.596*

-0.585*

Hip rotation (°)

   maximum

-0.367*

-0.445*

0.142

-0.495*

   minimum

-0.388*

-0.423*

0.105

-0.442*

   range

0.098

-0.003

0.077

-0.072

   mean

-0.369*

-0.421*

0.117

-0.450*

TOC (%)

-0.324*

-0.183

-0.090

-0.417*

H3 (W/kg)

0.135

0.004

0.106

0.009

HFI

-0.467*

-0.503*

0.120

-0.646*

Cadence (No./min)

-0.133

-0.001

-0.100

-0.109

Step length (cm)

0.101

-0.074

0.147

-0.122

Walking speed (cm/s)

0.040

-0.022

0.051

-0.122