Fig. 3From: Efficacy and safety of atropine to control myopia progression: a systematic review and meta-analysisForest Plots of the Effect of Atropine on Refraction. The progression of myopia was defined as the change in spherical equivalent refractive error relative to the end point. For this scale, negative value indicated myopia improvement and positive value indicated myopia progression. SD, standard deviation. CI, confidence intervalBack to article page