Symptomatic and Asymptomatic Benign Paroxysmal Positional Vertigo Identified During Inpatient Traumatic Brain Injury Rehabilitation.

Of 119 patients screened, 10 could not be reliably assessed and were excluded.

Posterior canal involvement was most common (65.3%), followed by horizontal canal involvement (22.4%) and multiple-canal involvement (12.2%).

Canalith repositioning maneuvers resulted in resolution in 95.9% of cases (95% CI: 86.0%-99.5%).

Most patients (73.5%) resolved with a single session, 20.4% required 2 sessions, and 6.1% required 3 or more sessions (median 1 session; range 1-3).