Table 3.

Patients group characteristics depending on the prophylaxis method.

	Beta-lactams	Ciprofloxacin	No antibiotics	(p beta-lactam vs no antibiotics/p ciprofloxacin vs. no antibiotics)
Number of patients	83	40	76	—/—
Male/Female %	68.7%/31.3%	87.5%/22.5%	76.3%/23.7%	ns/ns
Percentage of patients in subgroups
(i) TaLG	53.0%	47.5%	48.7%	ns/ns
(ii) TaHG	4.8%	5.0%	1.3%	ns/ns
(iii) T1LG	27.7%	10.0%	35.5%	ns/0,03
(iv) T1HG	14.5%	37.5%	14.5%	ns/0,005
Age	62.8	66.8	66.7	0,03/ns
Percentage of patients with a single tumor	68.7%	75.0%	72.4%	ns/ns
Primary tumor malignancy
(i) Low grade	75.0%	82.6%	70.3%	ns/ns
(ii) High grade	25.0%	17.4%	29.7%	ns/ns
Stratification of patients according to EAU risk groups
(i) Low	22.9%	7.5%	18.4%	ns/ns
(ii) Intermediate	22.9%	32.5%	25.0%	ns/ns
(iii) High	54.2%	60.0%	56.6%	ns/ns