Fig. 2From: Effects of whole grains on glycemic control: a systematic review and dose-response meta-analysis of prospective cohort studies and randomized controlled trialsForest plot for the effects of whole grains (50Â g/day whole grain ingredient) on the risk of type 2 diabetes in adults. The area of each square is proportional to the inverse of the variance of the risk ratio. Horizontal lines represent 95% of CIs. The X-axis scale is logarithmically transformedBack to article page