Table 5.

Results of the Consensus Conference on betahistine treatment duration. 1 = absolutely disagree, 2 = disagree, 3 = agree, 4 = more than agree, and 5 = absolutely agree. Consensus was reached when the sum of items 1 and 2 or 3, 4, and 5 reached 66%. Same asterisk convention.

For how long do you think it is useful to extend treatment in case of more than 10 attacks in the last six months:
53. At least 3 months	9%	25%	40%	5%	21%
	34%		66% ∗∗∗
54. At least 6 months	0%	11%	50%	25%	14%
	11%		89% ∗∗∗
55. At least 6 months, extendable to 1 year depending on the patient's condition	5%	5%	50%	7%	33%
	10%		90% ∗∗∗
56. More than one year	0%	38%	44%	11%	7%
	38% ∗∗		62% ∗∗