Questions - 25 items
Emotional items (9) : 2, 9, 10, 15, 18, 20, 21, 22, 23
Functional items (9) : 3, 5, 6, 7, 12, 14, 16, 19, 24
Physical items (7): 1, 4, 8, 11, 13, 17, 25
Response
|
Points
|
no
|
0
|
sometimes
|
2
|
yes
|
4
|
subscore for emotional items =
= SUM(points for all 9 items)
subscore for functional items =
= SUM(points for all 9 items)
subscore for physical items =
= SUM(points for all 7 items)
total score =
= SUM(points for all 25 items)
Interpretation:
• minimum subscore or total score: 0
• maximum emotional or functional subscore: 36
• maximum physical subscore: 28
• maximum total score: 100
• The higher the score, the greater the handicap.
Performance:
• The instrument showed good internal consistency.
• Test-retest reliability was high.
• The emotional and functional subscores increased with the frequency of dizziness episodes.