Table 3.

Differences in functional outcomes during follow-up

	Δ T1-T0* (n = 120)	p-value	Δ T2-T0* (n = 120)	p-value	Δ T3-T0* (n = 108)	p-value
ΔIPSS, median (IQR)ΔIPSS, median (IQR)	-11 (-16; -6)	<0.001	-12 (-17; -8)	<0.001	-12 (-17; -9)	<0.001
ΔIPSS-QoL, median (IQR)	-3 (-4; -1)	<0.001	-3 (-4; -2)	<0.001	-3 (-4; -2)	<0.001
ΔIIEF-5, median (IQR)	0 (-1; +1)	0.3	0 (0; 0)	0.6	0 (0; +1)	0.08
ΔQmax (ml/s), median (IQR)	+8.3 (+6.4; +11.8)	<0.001	+7.7 (+5.3; +11.7)	<0.001	+7.7 (+5.2; +11.0)	<0.001
ΔPVR (ml), median (IQR)	-50 (-79; 0)	<0.001	-50 (-90; 0)	<0.001	-50 (-100; 0)	<0.001

^*T0 = preoperative; T1 = 6 months; T2 = 12 months; T3 = 24 months

IPSS – International Prostate Symptoms Score questionnaire; IPSS-QoL – IPSS quality of life score; IIEF-5 – International Index of Erectile Function; Qmax – maximum flow rate; PVR – post-void residual