From: Prevalence, aetiologies and prognosis of the symptom dizziness in primary care – a systematic review
Dizziness | ||||
Aetiology | Number of studies | Number of patients | Results (range) | Heterogeneity I2 (95% CI)/prediction interval |
Otologic peripher | 10 | 10,658 | 5,4-42,1% | 95.5% (93.4-96.9%) 7.7-51.6% |
BPPV (subcategory) | 6 | 7956 | 4,3-39,5% | 93.2% (88.0-96.2%) 0.5-73.8% |
Vestibular neuritis (subcategory) | 6 | 7956 | 0,6-24,0% | 98.4% (97.6-98.9%) 0.0-98.6% |
Ménière’s disease (subcategory) | 4 | 7802 | 1,4-2,7% | 0.0% (0.0-0.0%) 1.4-2.8% |
Cardiovascular | 8 | 3011 | 3,8-56,8% | 98.5% (98.0-98.9%) 0.4-89.1% |
Neurological central | 9 | 10,620 | 1,4-11,4% | 78.7% (60.0-88.7%) 2.1-12.7% |
Psychogenic | 8 | 3016 | 1,8-21,6% | 88.5% (79.7-93.5%) 1.1-31.2% |
No specific diagnosis | 11 | 10,713 | 0,0-80,2% | 99.4% (99.3-99.5%) 1.6-90.5% |
Vertigo | ||||
Aetiology | Number of studies | Number of patients | Results (range) | Heterogeneity I2 /prediction interval |
Otologic peripher | 3 | 383 | 27.3-92.9% | 96.2% (91.8-98.2%) 0.0-100.0% |
BPPV (subcategory) | 3 | 383 | 4.9-42.9% | 96.4% (92.5-98.3%) 0.0-100.0% |
Vestibular neuritis (subcategory) | 3 | 383 | 8.4-40.0% | 94.3% (86.8-97.6%) 0.0-100.0% |
Ménière’s disease(subcategory) | 3 | 383 | 4.2-10.0% | 43.5% (0.0-83.1%) 0.0-94.1% |
Cardiovascular | 0 | |||
Neurological central | 1 | 70 | 4.3% | n/a |
Psychogenic | 1 | 70 | 1.4% | n/a |
No specific diagnosis | 3 | 383 | 1.4-72.7% | 92.3% (80.7-96.9%) 0.0-100.0% |