Fig. 8From: Transurethral surgical treatment for benign prostatic hyperplasia with detrusor underactivity: a systematic review and meta-analysisThe funnel plot of each value of DU patients before and after surgery for more than a year. A Qmax, maximal flow rate on uroflowmetry. B IPSS, International Prostate Symptom Score. C PVR, post-void residual. D QoL, quality of life. E Voided volume. F BCI, bladder contractility index. G PdetQmax, maximal detrusor pressure at maximal flow rateBack to article page