Figure 1From: A note on the graphical presentation of prediction intervals in random-effects meta-analyses a) Implementation of the prediction interval in forest plots as suggested by Higgins  et al  .[7]. b) Implementation of the prediction interval in forest plots as suggested by Riley et al. [8]. c) New implementation of the prediction interval in forest plots. Meta-analysis of eight trials of amantadine for prevention of influenza [15].Back to article page