Fig. 4From: Meta-analysis of the efficacy and safety of combination of tamsulosin plus dutasteride compared with tamsulosin monotherapy in treating benign prostatic hyperplasiaForest plots showing changes in (a) maximum urine flow rate; (b) prostate specific antigen; (c) post-void residual volume; SD, standard deviation; IV, inverse variance; CI, confidence interval; df, degrees of freedomBack to article page