Scales | Item convergent validity (item-own scale correlation) | Item convergent validity scaling succesa | Item discriminant validity scaling succesb |
---|---|---|---|
Physical functioning | 0.72-0.86 | 5/5 | 40/40 |
Role functioning | 0.98-0.98 | 2/2 | 16/16 |
Emotional functioning | 0.85-0.89 | 4/4 | 32/32 |
cognitive functioning | 0.73-0.82 | 2/2 | 16/16 |
Social functioning | 0.89-0.92 | 2/2 | 16/16 |
Global health status | 0.94-0.94 | 2/2 | 16/16 |
Fatigue | 0.81-0.89 | 3/3 | 20/24 |
Nausea and vomiting | 0.89-0.90 | 2/2 | 16/16 |
Pain | 0.90-0.93 | 2/2 | 16/16 |