Physical Therapy Korea
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Pearson correlation coefficients between FPI-6 score and other parameters

Parameters FPI-6 score

R p-value
DC OSI 0.344 0.030*
DC APSI 0.155 0.340
DC MLSI 0.409 0.009**
60° Ex PT/BW 0.076 0.641
60° Fx PT/BW 0.083 0.611
60° H:Q ratio 0.047 0.772

Some results of postural stability and knee isokinetic strength are not shown. FPI-6, Foot Posture Index-6; DC, dynamic under closed eyes condition; OSI, overall stability index; APSI, anterior-posterior stability index; MLSI, medial-lateral stability index; Ex PT/BW, extension peak torque/body weight; Fx PT/BW, flexion peak torque/body weight; H:Q ratio, hamstring to quadriceps ratio.*p < 0.05, **p < 0.01.

Phys. Ther. Korea 2021;28:168~176
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