Table 6 Summary of rating of participants onset of fatigue. Result show the number of participant who rated onset of fatigue on three region of the lower extremity recorded against the point or trial at which fatigue was first indicated.

From: Ergonomic assessment of a multi-joint actuated lower extremity exoskeleton to assist dynamic lifting and carrying tasks

 

Body region

Lifting

Lifting and carrying

w/o Exo

Trials/POF rating

 

1st/(33%)

2nd/(66%)

3rd/(100%)

1st/(33%)

2nd/(66%)

3rd/(100%)

Number of participants who rated POF for the first time

Hip/waist

1

5 (6 − 1)*

5 (11 − 6)*

0

3

6 (9 − 3)*

Thigh

1

5 (6 − 1)*

4 (10 − 6)*

0

2

8 (10 − 2)*

Calf

2

2 (4 − 2)*

7 (11 − 4)*

0

3

6 (9 − 3)*

w/ Exo

Number of participants who rated POF for the first time

Hip/waist

0

0

1

0

0

1

Thigh

0

0

1

0

0

2

Calf

0

0

0

0

0

0

  1. (x-y)* Subtraction is done to exclude participant who initially reported fatigue in 1st or 2nd trial from those who are reporting it for the first time in that specific trial.