Fig. 2From: Efficacy and safety of cinacalcet compared with other treatments for secondary hyperparathyroidism in patients with chronic kidney disease or end-stage renal disease: a meta-analysisRisk of bias assessments for the randomized trials included in the meta-analysis. A) Risk of bias summary; B) Risk of bias graph. Symbols. (+): low risk of bias; (?): unclear risk of bias; (−): high risk of biasBack to article page