From: Factor structure and validity of the shoulder pain and disability index in a population-based study of people with shoulder symptoms
SPADI PAIN
SPADI DISABILITY
SPADI TOTAL
Shoulder flexion
-0.35
-0.56
-0.51
Shoulder abduction
-0.37
-0.52
Shoulder external rotation
-0.26
-0.32
PCS of SF-36
-0.34
-0.48
-0.46
MCS of SF-36
-0.17
-0.24