Figure 1

Serial postoperative outcomes after PVP and HoLEP. The asterisk (*) indicates that, at each follow-up visit, significant differences were found from the value at baseline. A dagger (†) and double dagger (‡) indicate that, at each follow-up visit, a significant difference was found from the baseline value at 1 year and 3 years of follow up, respectively (Paired t-test, p < 0.05).