Figure 2From: Fracture prevention with vitamin D supplementation: considering the inconsistent results Funnel plot of randomised controlled trials on the prevention of any nonvertebral fracture with vitamin D supplementation. Open symbols: trials included in the meta-analysis. Solid symbols: recent trials. Dashed line: pooled risk ratio (RR, 0.94; 95 percent confidence interval, 0.89 to 0.98).Back to article page