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. Author manuscript; available in PMC: 2019 Jan 1.
Published in final edited form as: IEEE J Biomed Health Inform. 2018 Jan;22(1):40–46. doi: 10.1109/JBHI.2017.2773629

TABLE III.

Correlations Between Gait Features and Clinical Factors, Including 95% Confidence Intervals

Inertial Gait Feature F1 (Concentration & Coordination) F2 (Walking Strength) F3 (Physical Fatigue)
Causality Index 0.108 [−0.11, 0.32] 0.404 [0.19, 0.57] 0.286 [0.06, 0.47]
KDE Peak 0.151 [−0.03, 0.32] 0.543 [0.41, 0.65] 0.111 [−0.07, 0.28]
DTW Score 0.113 [−0.14, 0.36] 0.516 [0.29, 0.68] −0.052 [−0.30, 0.21]
Warp Score 0.044 [−0.21, 0.29] 0.681 [0.51, 0.79] 0.015 [−0.24, 0.27]
Walking Speed (Min1) 0.247 [−0.01, 0.47] 0.716 [0.56, 0.82] 0.016 [−0.24, 0.27]
Walking Speed (Min6) 0.270 [0.01, 0.49] 0.734 [0.58, 0.83] 0.026 [−0.23, 0.28]