“…On the other hand, with respect to the identification of detrusor muscle in specimen, it was rarely analyzed in the previous meta-analysis owing to the small number of trials in the past. Recently, many trials were published containing the pathological outcome [ 12 , 19 , 23 , 24 , 28 , 29 , 30 , 31 , 32 , 34 , 35 , 36 ], so in this meta-analysis, 13 trials were enrolled, and the results were significantly superior in the ERBT compared to CTURBT group, but the test for heterogeneity was significant ( p < 0.00001, I 2 = 88%). Although we had this amazing result, the explanation of the result should be cautious and conservative.…”