Prevalence of osteosarcopenia in patients with end-stage knee osteoarthritis (OA) who underwent total knee arthroplasty
Authors' conclusion
Osteosarcopenia was present in 24.1% of patients with end-stage knee OA undergoing TKA, exceeding rates in the general population.
Study context
- Population
- Patients with end-stage knee OA who underwent total knee arthroplasty (TKA), April 2022 to May 2023mean age 73.5 ± 6.8 years
- Participants
- 1,755 patients
- Exposure
- Women vs men
- Womenn = 1,554
- Outcome
- Prevalence of osteoporosis and sarcopenia (osteosarcopenia); preoperative appendicular lean mass index and BMD by DXA
- Follow-up
- Preoperative
Main finding
As reported in the abstract
Osteosarcopenia prevalence
- Osteosarcopenia, all patients
- 24.1%
Observational data: associations, not effects.
Further findings
Osteoporosis prevalence
Sarcopenia prevalence
Osteoporosis prevalence
- Significantly higher in women than in men
Sarcopenia prevalence
- Significantly higher in women than in men
Original publication
Prevalence of osteosarcopenia in patients with end-stage knee OA who underwent total knee arthroplasty. Osteoporos Int. Published 31 October 2025. doi:10.
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