Effect of vitamin D supplementation on knee osteoarthritis: A systematic review and meta-analysis of randomized clinical trials.
Authors not in graph record · peer-reviewed
Study design and participants
- Design
- meta-analysis of RCTs
- Sample size
- 4
- Population
- adults with knee osteoarthritis
- Intervention and protocol
- varies across trials
Results
- Vitamin D → joint health: positive; effect size not reported.
Limitations, bias, and funding
Risk of bias: low
Funding: not reported
No additional structured limitations are recorded.