Table 1: Comparative urodynamic data of postoperative bladder functional recovery between LUTS (LUTS without urinary retention) and VCath (urinary retention involving use of a Vesical Cateter) groups (BOOI: Bladder Outlet Obstruction Index; Pdet Qmax: detrusor pressure at Qmax; PVR: Post-Void Residual Urine Volume; Qmax: peak urinary flow rate).

Qmax (ml/s) Before surgery 6 months 12 months 18 months p
VCath group Range:0 Range: 10 a 23 Range:10 a 26 Range: 10 a 30 0.26
Mean:0 Mean:18.4 Mean:18.2 Mean:17.7
LUTS group Range: 3 a 13 Range:10 a 26 Range:10 a 39 Range: 10 a 34
Mean:7.4 Mean:18.5 Mean:18.4 Mean:19.5
Pdet Qmax (cm H2O) Before surgery 6 months 12 months 18 months p
VCath group Range:60 a 127 Range:26 a 60 Range:12 a 80 Range:6 a 80 0.43
Mean:99 Mean:42 Mean:38 Mean:41
LUTS group Range:50 a 152 Range:5 a 85 Range:22 a 78 Range:21 a 82
Mean:92 Mean:31 Mean:40 Mean:45
PVR (ml) Before surgery 6 months 12 months 18 months p
VCath group Range:40 a 450 Range:0 a 130 Range:0 a 50 Range:0 a 104 0.27
Mean:220 Mean:30 Mean:5 Mean:13
LUTS group Range:80 a 350 Range:0 a 50 Range:0 a 57 Range:0 a 20
Mean:170 Mean:10 Mean:17 Mean:2
BOOI Before surgery 6 months 12 months 18 months p
VCath group Range:52 a 139 Range:-19 a 40 Range:-30 a 39 Range:-43 a 48 0.83
Mean:85 Mean:-6.8 Mean:-5.2 Mean:5.0
LUTS group Range:38 a 135 Range:-27 a 59 Range:-56 a 62 Range:-21 a 63
Mean:82 Mean:-6.1 Mean:-5.4 Mean:5.6