Prevalence and impact of bilateral vestibular hypofunction: results from the 2008 US National Health Interview Survey
Importance Profound bilateral vestibular hypofunction (BVH) causes disabling oscillopsia,
chronic disequilibrium, and postural instability, but little is known about its epidemiology and
impact. Objective To assess prevalence and functional impact of BVH in the US adult
population. Design and Setting National cross-sectional survey using a national database
and corollary validation study. Patients Adult respondents to the 2008 Balance and
Dizziness Supplement to the US National Health Interview Survey (N= 21 782). Main …
chronic disequilibrium, and postural instability, but little is known about its epidemiology and
impact. Objective To assess prevalence and functional impact of BVH in the US adult
population. Design and Setting National cross-sectional survey using a national database
and corollary validation study. Patients Adult respondents to the 2008 Balance and
Dizziness Supplement to the US National Health Interview Survey (N= 21 782). Main …