Purpose: To estimate the prevalence and incidence of hospitalized keratoconus (KC) in Denmark.
Methods: Data extracts from the National Patient Registry under the National Board of Health (which covers the entire Danish population) were analysed.
Results: The prevalence of KC was estimated at 86 patients per 100,000 residents and the incidence at 1.3 per 100 000 per year.
Conclusion: KC is rather widespread in Denmark, with more than 4600 affected individuals.