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Table 1 Summary of the r 2 values for estimating the mean of each feature as a function of wrist position

From: Resolving the effect of wrist position on myoelectric pattern recognition control

 

Non-Amputees

Amputees

Muscle Set

Grasp

Mean ± SD

Subject 1

Subject 2

Extrinsics

No Movement

0.898 ± 0.04

0.836

0.836

Hand Open

0.812 ± 0.04

0.719

0.806

Key Grip

0.831 ± 0.03

0.755

0.862

Chuck Grip

0.825 ± 0.05

0.777

0.73

Intrinsics

No Movement

0.913 ± 0.05

0.845

0.847

Hand Open

0.837 ± 0.07

0.677

0.712

Key Grip

0.771 ± 0.06

0.743

0.796

Chuck Grip

0.74 ± 0.07

0.612

0.621

Extrinsics

and

Intrinsics

No Movement

0.902 ± 0.04

0.839

0.839

Hand Open

0.819 ± 0.05

0.706

0.777

Key Grip

0.813 ± 0.03

0.752

0.842

Chuck Grip

0.799 ± 0.05

0.727

0.697