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  Indian J Med Microbiol
 

Figure 3: Meta-analysis of trials showing effect of vitamin D supplementation in prevention of respiratory tract infections in pediatric population Effect of vitamin D supplementation in prevention of respiratory tract infections in pediatric population. Random effect model (DerSimonian laird); Odds ratio = 0.579 (0.416 – 0.805) Z = - 3.246 P Value = 0.001 Test for heterogeneity t^2= 0.000

Figure 3: Meta-analysis of trials showing effect of vitamin D supplementation in prevention of respiratory tract infections in pediatric population Effect of vitamin D supplementation in prevention of respiratory tract infections in pediatric population. Random effect model (DerSimonian laird); Odds ratio = 0.579 (0.416 – 0.805) Z = - 3.246 P Value = 0.001 Test for heterogeneity t^2= 0.000