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. 2020 Oct 26;121(2):465–478. doi: 10.1007/s00421-020-04531-1

Table 3.

Partial correlation coefficients between preparatory and stepping phase parameters

Step duration Step length Step width Step height Step velocity AP COM ML COM AP MOS ML MOS
BLK
 Y PD 0.23* − 0.29** − 0.02 0.42** − 0.32** − 0.41** 0.37** 0.27* − 0.39**
TD 0.01 − 0.30** − 0.28** 0.40** 0.05 − 0.21* − 0.03 − 0.13 − 0.23*
TA − 0.22* − 0.09 − 0.43** 0.27** 0.66** 0.18 − 0.36** − 0.60** − 0.17
PVF − 0.22* − 0.20 − 0.37** 0.29** 0.59** 0.12 − 0.30** − 0.62** − 0.01
 O PD − 0.06 − 0.17 0.37** − 0.16 − 0.30** 0.01 0.27** 0.09 − 0.10
TD − 0.11 − 0.25* − 0.01 0.17 0.04 − 0.03 0.09 − 0.24* − 0.22*
TA 0.14 0.23* − 0.40** 0.30** 0.60** 0.28** − 0.28* − 0.51** − 0.07
PVF 0.01 0.29** − 0.22 0.44** 0.75** 0.30** − 0.08 − 0.38** 0.12
UP
 Y PD − 0.08 − 0.10 0.37** 0.23* − 0.12 − 0.14 0.50** 0.11 − 0.22*
TD − 0.08 − 0.39** 0.07 − 0.09 − 0.34** − 0.30** 0.19 − 0.24* − 0.34**
TA 0.46** 0.44** 0.24* − 0.09 0.07 0.33** 0.25* 0.30** 0.07
PVF 0.21* 0.41** 0.35** − 0.19 0.21* 0.47** 0.30** 0.10 0.42**
 O PD − 0.14 − 0.31** 0.18 0.26** − 0.21* − 0.19 0.32** − 0.09 0.05
TD 0.09 0.01 0.02 0.25* 0.15 0.02 0.21* 0.08 − 0.10
TA 0.40** 0.44** 0.09 0.13 0.47** 0.40** 0.19 0.16 − 0.21*
PVF 0.10 0.43** 0.22* 0.25* 0.67** 0.46** 0.31** − 0.05 0.24*
PT
 Y PD − 0.27** 0.05 0.33** 0.33** 0.23* 0.42** 0.48** − 0.35** − 0.26**
TD − 0.20 0.11 − 0.00 0.46** 0.43** 0.48** 0.14 − 0.39** − 0.26**
TA − 0.15 − 0.06 0.20* 0.35** 0.33** 0.25* 0.43** − 0.46** − 0.62**
PVF − 0.23* − 0.20 0.17 0.25* 0.34** 0.31** 0.24* − 0.66** − 0.22**
 O PD − 0.13 0.05 0.02 0.48** 0.39** 0.10 0.02 0.09 − 0.12
TD − 0.04 0.15 − 0.09 0.47** 0.42** 0.17 -0.11 0.13 − 0.16
TA 0.20 0.36** − 0.04 0.41** 0.40** 0.41** -0.01 0.11 − 0.35**
PVF 0.11 0.23* 0.04 0.36** 0.36** 0.39** 0.03 − 0.20* − 0.02

BLK blocked condition, UP unperturbed condition, PT perturbed condition, Y young, O older, PD preparatory phase duration, TD thrust duration, TA thrust amplitude, PVF peak vertical force

*p < 0.05; **p < 0.01