Table 4.

Comparison of the preoperative characteristics of the two groups of patients.

Variant	Group Α	Group Β	P value
	(n = 48)	(n = 45)
Age† (yrs)	72.3 (7.18)	71.0 (10.56)	0.631
V prost ‡ (cm3)	92.1 [75–185]	51.2 [43–66]	<0.001
IPSS†	19.6 (6.26)	17.7 (5.39)	0.221
Qol†	3.7 (0.98)	3.25 (0.93)	0.093
Q max⁡ † (mL/sec)	6.6 (2.87)	9.0 (3.12)	0.011
RU‡ (mL)	162.5 [150–240]	150 [100–200]	0.386

^‡Abnormal distribution: the median and IQR values are shown and the comparison is based on the Wilcoxon rank-sum test.

^†Normal distribution: the mean and SD values are shown and the comparison is based on the t-test.