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Table 1 Mean ± SD of spatio-temporal parameters categorized by speed and walking modality

From: Physical human-robot interaction of an active pelvis orthosis: toward ergonomic assessment of wearable robots

 

Step length [% of stride length]

Stance time [% of gait cycle]

Cadence [Steps/min]

Walking condition

V1

V2

V3

V1

V2

V3

V1

V2

V3

NW

51 ± 1

50 ± 1

50 ± 1

71 ± 1

68 ± 1

66 ± 1

78 ± 9

94 ± 8

109 ± 8

TM

50 ± 2

50 ± 1

50 ± 1

71 ± 1

68 ± 1

66 ± 1

79 ± 7

94 ± 7

106 ± 8

AM1

50 ± 1

50 ± 1

50 ± 1

72 ± 1

68 ± 1

66 ± 1

78 ± 12

93 ± 9

107 ± 9

AM2

50 ± 1

50 ± 1

50 ± 1

72 ± 1

69 ± 1

67 ± 0

80 ± 13

94 ± 11

108 ± 9

AM3

49 ± 2

50 ± 1

50 ± 1

71 ± 1

69 ± 1

67 ± 1

80 ± 13

95 ± 10

108 ± 9

  1. Condition coding: slow speed (V1), self-selected speed (V2), fast speed (V3), natural walking –no APO- (NW), transparent mode -APO shadows the wearer- (TM), low assistance (AM1), moderate assistance (AM2), high assistance (AM3)