Intravesical bacillus Calmette‐Guérin is superior to mitomycin C in reducing tumour recurrence in high‐risk superficial bladder cancer: a meta‐analysis of randomized trials

To assess, in a systematic review and meta-analysis, the relative effectiveness of intravesical mitomycin C and bacillus Calmette-Guérin (BCG) for tumour recurrence, disease progression and overall survival in patients with medium- to high-risk Ta and T1 bladder cancer.The major medical databases were searched comprehensively up to June 2003, and relevant journals hand-searched for randomized controlled trials, in any language, that compared...