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Fig. 4 | Trials

Fig. 4

From: Effect of vitamin D supplementation versus placebo on recovery delay among COVID-19 Tunisian patients: a randomized-controlled clinical trial

Fig. 4

Scatter plots and linear regression of the cycle threshold (Ct) value distribution over time in the placebo group A and in the vitamin D supplementation group B. A Placebo group: b= −0.024 (SE=0.029), r=−0.118, p=0.399). B VDs group b= 0.028 (SE=0.02), r=0.172, p=0.164. Ct values revealed a stable trend over time in both intervention groups. b, slope of linear regression; SE, standard error; VDs, vitamin D supplementation

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Trials

ISSN: 1745-6215