Epidemiology of osteoporotic ankle fractures in South Korea: a nationwide retrospective cohort study (2006–2022)
Authors' conclusion
This study offers insights into the epidemiology of osteoporotic ankle fractures in South Korea, revealing increasing incidence, gender differences, age-related patterns, and trends in refracture and mortality rates over the study period.
Study context
- Population
- Individuals over 50 years with ankle fractures, Korean National Health Insurance Service (NHIS) registry, January 2006 to December 2022
- Outcome
- Incidence of elderly (osteoporotic) ankle fractures
Methodological detailsnationwide, standardization adjusted for gender and age distribution
- Nationwide
- Standardization adjusted for gender and age distribution
Main finding
As reported in the abstract
Annual ankle fracture incidence per 100,000 person-years · 2006 to 2022
Annual incidence, 2006
193.90 per 100,000 person-years
Annual incidence, 2022
278.83 per 100,000 person-years
Incidence in women vs men
1.93 times higher
Observational data: associations, not effects.
Further findings
One-year ankle refracture rate · 2007 to 2021
- 2007
- 3.55%
- 2021
- 9.32%
One-year osteoporotic refracture rate · 2007 to 2021
- 2007
- 4.56%
- 2021
- 10.37%
One-year mortality after ankle fracture · 2007 to 2021
- 2007
- 2.10%
- 2021
- 1.49%
Original publication
Epidemiology of osteoporotic ankle fractures in South Korea: a nationwide retrospective cohort study (2006–2022). Osteoporos Int. Published 6 March 2025. doi:10.
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