From: Risk factors for urinary tract infection in patients with urolithiasis—primary report of a single center cohort
Bacterial species
Isolates count
%
Gram-negative bacteria
166
93.25
Escherichia coli
94
52.80
Pseudomonas aeruginosa
27
15.16
Klebsiella pneumoniae
22
12.35
Proteus mirabilis
7
3.93
Miscellaneous
16
8.98
Gram-positive bacteria
8
4.49
Fungus
4
2.24