Table 3.
Studies looking at alternobaric vertigo
| Paper | Sample size | Study design | Method | Country of origin | Prevalence: vertigo/total cases (%) | AV in vertigo cases | Study conclusions |
|---|---|---|---|---|---|---|---|
| Lundgren [36] | 354 sports divers | Cross sectional postal study | Questionnaire sent to 550 club members | Sweden | 92 (26) | 28 (30%) | The frequency of AV proved statistically significant; need for further research |
| Molvaer & Albreksen [37] | 193 professional divers | Retrospective cohort study | Interviewed, examined and auditory tested | Norway | 76 (39) | 64 (84%) | Contributing variables were found, such as history of BT and diving with cold |
| Kossowski et al. [38] | 333 navy divers | Cross sectional study | Questionnaire to naval divers over 3 months | France | 45 (13.5) 0.06 incidence | 19 (42%) | Wide variety of causes of dizziness recorded, AV the most common |
| Klingmann et al. [35] | 63 sports divers | Retrospective cohort study | Audiometry testing + MRI | Germany | 17 (27) | Incidence 0.09–25% dives | Higher AV prevalence of women than men. Higher incidence of equalisation problems |