Question
1. What is the clinical effectiveness of vitamin D supplementation for the prevention and/or treatment of coronavirus disease (COVID-19) in elderly patients residing in long-term care facilities?2. What are the evidence-based guidelines regarding vitamin D supplementation for the prevention and/or treatment of COVID-19 in elderly patients residing in long-term care facilities?
Key Message
One non-randomized study was identified regarding the clinical effectiveness of vitamin D supplementation for the prevention and/or treatment of coronavirus disease in elderly patients residing in long-term care facilities. No evidence-based guidelines were identified regarding vitamin D supplementation for the prevention and/or treatment of coronavirus disease in elderly patients residing in long-term care facilities.