Table 3 Inter-condition similarity of muscle synergies.

From: Muscle synergies are consistent across level and uphill treadmill running

 

2.5 m/s

3.3 m/s

4.1 m/s

Synergy vectors

Synergy 1

0.94 ± 0.03

0.93 ± 0.04

0.95 ± 0.02

Synergy 2

0.88 ± 0.09

0.83 ± 0.12

0.87 ± 0.09

Synergy 3

0.89 ± 0.10

0.96 ± 0.03

0.84 ± 0.24

Synergy 4

0.97 ± 0.01

0.97 ± 0.01

0.86 ± 0.12

Synergy 5

0.94 ± 0.05

0.96 ± 0.02

0.95 ± 0.06

Synergy activation coefficients

Synergy 1

0.97 ± 0.02

0.96 ± 0.03

0.97 ± 0.01

Synergy 2

0.90 ± 0.08

0.95 ± 0.01

0.94 ± 0.03

Synergy 3

0.92 ± 0.03

0.96 ± 0.01

0.84 ± 0.24

Synergy 4

0.84 ± 0.18

0.94 ± 0.02

0.90 ± 0.05

Synergy 5

0.91 ± 0.09

0.89 ± 0.15

0.88 ± 0.12

  1. Values are mean and standard deviation. Inter-condition similarity of muscle synergies for each subject was computed by the scalar products after adjusting for the delay.