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Fig. 1 | Arthritis Research & Therapy

Fig. 1

From: Long-term effects of vitamin D supplementation and maintaining sufficient vitamin D on knee osteoarthritis over 5 years

Fig. 1

Change in serum 25(OH)D levels over 60 months by the original treatment group of the VIDEO trial. Vitamin D or placebo supplementation was completed at 24 months, and the change in vitamin D from 24 to 60 months was observational data (analysed using a repeated-measures mixed-effects model with fixed terms for seasons of blood collection, treatment, and participants’ identification as random effects)

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Arthritis Research & Therapy

ISSN: 1478-6362

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