A Prospective Study of Bipolar Transurethral Resection of Prostate Comparing the Efficiency and Safety of the Method in Large and Small Adenomas

Table 4

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

Variant	Group Α	Group Β	value
	()	()
Age (yrs)	72.3 (7.18)	71.0 (10.56)	0.631
(cm^3)	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
(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 -test.