Table 1. Characteristics of the study participants (N=22)

Characteristics Mean±SD
Gender Male:14, Female: 8
Age (year) 24.3±2.2
Height (cm) 168.4±5.3
Weight (kg) 66.6±7.3
Gait speed (m/s) GSI: 1.28±0.41, TAIO: 1.32±0.47, C3DIO: 1.37±0.44
Step length (cm) GSI: 129.00±12.40, TAIO: 131.11±11.84, C3DIO: 130.92±9.82
Step width (cm) GSI: 11.81±2.34, TAIO: 10.73±3.17, C3DIO: 11.23±2.86
LLD degree (mm) 8.4±2.1
SD, standard deviation; GSI, general shoe insole; TAIO, thickness adjustment insole orthosis; C3DIO, customized 3D-printed insole orthosis; LLD, leg length discrepancy.