Fig. 5From: Clinical significance of CDH13 promoter methylation as a biomarker for bladder cancer: a meta-analysisForest plot of the correlation between CDH13 methylation and tumor stage from a random-effects model, including 5 studies with 174 advanced bladder cancer patients and 345 early stage bladder cancer patients, OR = 3.42, 95 % CI = 1.72–6.80, P < 0.001Back to article page