Bell's palsy epidemiology and demographics
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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-in-Chief: Mohamadmostafa Jahansouz M.D.[2]
Overview
Epidemiology and Demographics
Incidence
- The incidence of Bell's palsy is approximately 30 per 100,000 individuals.[1]
Prevalence
- The lifetime prevalence of Bell's palsy was 642.8 cases per 100,000 population age 15 years and above in one study.[2]
Age
- The incidence of Bell's palsy increases with age.[2]
Race
- There is no racial predilection to Bell's palsy.
Gender
- Bell's palsy affects men and women equally.
- The ratio of male to female patients was 48:52 in one study.[1]
Region
There is no geographic difference in incidence of Bell's palsy.
References
- ↑ 1.0 1.1 Yanagihara N (1988). "Incidence of Bell's palsy". Ann Otol Rhinol Laryngol Suppl. 137: 3–4. PMID 3144231.
- ↑ 2.0 2.1 Savettieri G, Salemi G, Rocca WA, Meneghini F, Santangelo R, Morgante L; et al. (1996). "Incidence and lifetime prevalence of Bell's palsy in two Sicilian municipalities. Sicilian Neuro-Epidemiologic Study (SNES) Group". Acta Neurol Scand. 94 (1): 71–5. PMID 8874598.