Ipsilateral major or disabling stroke · asymptomatic carotid stenosis
Antiplatelet agent showed no clear difference in ipsilateral major or disabling stroke (CT scan or MRI) compared with placebo (low certainty).
1 finding from 1 review
Progression of carotid stenosis · asymptomatic carotid stenosis
The review found no eligible studies for this question.
1 finding from 1 review
no estimate extracted
Studies not reported
No studies found
Adverse events (hospital records/every 6 weeks) · asymptomatic carotid stenosis
Lipid‐lowering agent showed no clear difference in adverse events (only reported for two studies: one study used CT… compared with placebo or no treatment (low certainty).
1 finding from 1 review
Quality of life · asymptomatic carotid stenosis
The review found no eligible studies for this question.
1 finding from 1 review
no estimate extracted
Studies not reported
No studies found
Stroke‐related mortality · asymptomatic carotid stenosis
Antiplatelet agent showed no clear difference in stroke‐related mortality (CT scan or MRI) compared with placebo (low certainty).
1 finding from 1 review
Major bleeding · asymptomatic carotid stenosis
It is very uncertain whether antiplatelet agent changes major bleeding (not reported) compared with placebo (very low certainty).
1 finding from 1 review
Progression of carotid stenosis · asymptomatic carotid stenosis
Antiplatelet agent showed no clear difference in progression of carotid stenosis (DUS/every 6 months) compared with placebo (low certainty).
1 finding from 1 review
Adverse events (not reported) · asymptomatic carotid stenosis
Antiplatelet agent showed no clear difference in adverse events (not reported) compared with placebo (low certainty).
1 finding from 1 review
Quality of life · asymptomatic carotid stenosis
The review found no eligible studies for this question.
1 finding from 1 review
no estimate extracted
Studies not reported
No studies found
Outcomes (measurement/time point) · asymptomatic carotid stenosis
The review found no eligible studies for this question.
1 finding from 1 review
no estimate extracted
Studies not reported
No studies found
Improvement in vertigo frequency · Ménière’s disease
It is very uncertain whether betahistine changes improvement in vertigo frequency compared with placebo/no treatment (very low certainty).
2 findings from 1 review
Vertigo (global score) at < 3 months · Ménière’s disease
1 finding from 1 review
Change in vertigo frequency · Ménière’s disease
2 findings from 1 review
Serious adverse events · Ménière’s disease
It is very uncertain whether betahistine changes serious adverse events compared with placebo/no treatment (very low certainty).
1 finding from 1 review
Improvement in vertigo frequency · Ménière’s disease
It is very uncertain whether diuretic changes improvement in vertigo frequency compared with placebo/no treatment (very low certainty).
1 finding from 1 review
Change in vertigo frequency · Ménière’s disease
1 finding from 1 review
Improvement in vertigo · people with vestibular migraine
The review found no eligible studies for this question.
1 finding from 1 review
no estimate extracted
Studies not reported
No studies found
Change in vertigo frequency · people with vestibular migraine
1 finding from 1 review
Serious adverse events · people with vestibular migraine
It is very uncertain whether beta‐blockers changes serious adverse events compared with placebo (very low certainty).
1 finding from 1 review
Improvement in vertigo severity · people with vestibular migraine
It is very uncertain whether calcium channel blockers changes improvement in vertigo severity compared with no intervention (very low certainty).
1 finding from 1 review