“…Six studies claimed to be treating patients with OAB10–12, 17, 18, 21 or urodynamically proven detrusor overactivity (DOA),8, 9, 13, 19, 22, 23 two with dysfunctional voiding,10, 22 and two with underactive bladder/detrusor underactivity 16, 22. From those series that treated patients with OAB/DOA, five reported that dysfunctional voiding patients were excluded,11, 17, 18, 21, 23 and in six studies this information was not clear 8–10, 12, 13, 19. In the studies by Humphreys et al14 and Roth et al15 patients underwent urodynamic evaluation, however it was difficult to interpret the type of LUTD diagnosed.…”