(A) Median, interquartile range (the middle 50% of the values), minimum, and maximum of referential VOR gain for vHIT. (B) Median, interquartile range (the middle 50% of the values), minimum, and maximum of VOR side difference for the vHIT. (C) Median, interquartile range (the middle 50% of the values), minimum, and maximum of cutoffs for the diagnosis of bilateral vestibulopathy and unilateral vestibulopathy for vHIT. VOR = vestibulo-ocular reflex.