A SINGLE IMMEDIATE POSTOPERATIVE INSTILLATION OF CHEMOTHERAPY DECREASES THE RISK OF RECURRENCE IN PATIENTS WITH STAGE Ta T1 BLADDER CANCER: A META-ANALYSIS OF PUBLISHED RESULTS OF RANDOMIZED CLINICAL TRIALS

We determined if 1 immediate instillation of chemotherapy after transurethral resection (TUR) decreases the risk of recurrence in patients with stage Ta T1 single and multiple bladder cancer overall and separately.A meta-analysis was performed of the published results of randomized clinical trials comparing TUR alone to TUR plus 1 immediate instillation of chemotherapy.Our study included 7 randomized trials with recurrence information on 1476...