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Table 4 Test-retest scores. Test-retest of symptom scores and reliability of the Vertigo symptom scale-short Form as indicated by intraclass correlation coefficient (ICC) (n = 28)

From: Psychometric properties of the Vertigo symptom scale – Short form

Scale (range)

Test Mean (SD)

Re-test Mean (SD)

ICC (95% CI)

VSS-SF (0–60)

14.3 (7.7)

13.7 (8.6)

0.88 (0.77, 0.94)

VSS-V (0–32)

8.6 (6.0)

8.9 (6.8)

0.90 (0.80, 0.95)

VSS-A (0–28)a

5.7 (4.2)

4.8 (4.5)

0.90 (0.79, 0.95)

  1. SD: standard deviation, CI: confidence interval.
  2. VSS-SF: Vertigo symptom scale – short form,
  3. VSS-V: Vertigo-balance sub-scale,
  4. VSS-A: Autonomic-anxiety sub-scale.
  5. ap < 0.01 by repeated measures t-test.
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BMC Ear, Nose and Throat Disorders

ISSN: 1472-6815

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