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Joint
Motion
Class
Score
Motion
Class
Score
Wrist
Flexion
0-20°
1
Extension
0-20°
1
20-60°
2
20-45°
2
>60°
5
>45°
7
Radial
0-10°
1
Ulnar
0-10°
1
deviation
10-30°
3
deviation
10-20°
3
>30°
6
>20°
7
Elbow
Flexion
0-45°
1
Supination
0-90°
2
45-120°
2
v
>90°
7
>120°
5
Pronation
0-70°
2
deviation
>70°
7
Shoulder
Flexion
0-45°
1
Extension
0-20°
1
v
45-90°
3
20-45°
4
90-150°
6
45-60°
9
>150°
11
>60°
13
Adduction
0-10°
1
Abduction
0-30°
1
10-30°
2
v
30-90°
3
>30°
8
>90°
10
Medial
0-30°
1
Lateral
0-10°
1
rotation
30-90°
2
rotation
10-30°
3
>90°
7
>30°
7
Neck
Flexion
0-20°
1
Extension
0-30°
1
20-45°
3
30-60°
6
>45°
5
>60°
12
Lateral
0-30°
1
Rotation
0-30°
1
bending
30-45°
3
30-60°
2
>45°
10
>60°
8
Back
Flexion
0-20°
1
Extension
Not included
20-60°
3
>60°
10
Lateral
0-10°
1
Rotation
0-20°
1
v
v
bending
10-20°
3
20-30°
2
20-30°
9
30-45°
7
>30°
13
>45
11
Postural load = 12
FIGURE 43.1 Checklist for evaluating postures.
having relative discomfort scores of two or more. The postural load index is calculated for the left or right
arm
hand is assessed at a time when cal-
culating postural load index. Finally, based on the postural load index, the posture is evaluated using the
criterion of four action categories in the following in terms of whether the posture is acceptable or any
correction actions are needed:
hand, the neck, and back motions. Only the right or left arm
/
/
X
X
mj
n
Postural load index
¼
Sij
j
¼
1
i
¼
1
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