Analysis of vestibular-balance symptoms according to symptom duration: dimensionality of the Vertigo Symptom Scale-short form

Table 4 Construct validity: Pearson correlation coefficients between variables

	VSS-sf-T	VSS-sf-V	VSS-sf-A	DHI-T	DHI-E	DHI-F	DHI-P	HADS-A
VSS-sf-T
VSS-sf-V	0.926
VSS-sf-A	0.803	0.519
DHI-T	0.557	0.521	0.440
DHI-E	0.487	0.434	0.418	0.906
DHI-F	0.508	0.474	0.402	0.935	0.806
DHI-P	0.485	0.482	0.339	0.799	0.554	0.634
HADS-A	0.558	0.425	0.595	0.555	0.623	0.438	0.401
HADS-D	0.484	0.390	0.480	0.534	0.590	0.467	0.337	0.746

All correlations are significant (p < 0.001). Values in bold indicate the relationships mentioned in the prior hypotheses. VSS-sf-T/V/A: Vertigo Symptom Scale-short form Total score/Vestibular-balance subscale/Autonomic-anxiety subscale; DHI-T/E/F/P: Dizziness Handicap Inventory-Total score/Emotional subscale/Functional subscale/Physical subscale; HADS-A/D: Hospital Anxiety and Depression Scale-Anxiety subscale/Depression subscale.

ISSN: 1477-7525