Perioperative predictors of urinary tract infections after percutaneous nephrolithotomy

doi:10.5527/wjn.v15.i2.118484

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World Journal of Nephrology

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2220-6124

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Baishideng Publishing Group Inc, 7041 Koll Center Parkway, Suite 160, Pleasanton, CA 94566, USA

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World J Nephrol. Jun 25, 2026; 15(2): 118484
Published online Jun 25, 2026. doi: 10.5527/wjn.v15.i2.118484

Table 3 Comparison of the preoperative data in patients with and without urinary tract infections (n = 157; Assiut, Egypt, 2026)¹

Variables	Patients with UTI (n = 31)	Patients without UTI (n = 126)	P value
Variables	Values are represented as mean ± SD (range), n (%)		P value
Previous urological surgery
Endourology	5 (16.1)	22 (17.5)	1.000
SWL	11 (100)	0 (0.0)	0.088
Open surgery	13 (41.9)	36 (28.6)	0.150
Comorbidity
Hypertension	4 (12.9)	19 (15.1)	0.759
Diabetes mellitus	5 (16.1)	6 (4.8)	0.026
Chronic kidney disease	2 (6.5)	2 (1.6)	0.124
Preoperative laboratory investigations
History of pyuria	23 (74.2)	61 (48.4)	0.010
Hemoglobin (g/dL)	13.19 ± 2.12	12.87 ± 2.24	0.489
Serum creatinine (mg/dL)	1.11 ± 0.59	1.17 ± 0.68	0.625
Preoperative imaging findings
Stone size (cm)	2.75 ± 0.9	2.2 ± 0.59	< 0.001
Hydronephrosis	16 (51.6)	56 (44.4)	0.473

¹χ² test for qualitative data between two or more groups.

SWL: Extracorporeal shockwave lithotripsy; UTI: Urinary tract infection.

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Citation: Gadelkareem RA, Abodief HT, Azer SZ, Desoky AA, Mohammed N. Perioperative predictors of urinary tract infections after percutaneous nephrolithotomy. World J Nephrol 2026; 15(2): 118484
URL: https://www.wjgnet.com/2220-6124/full/v15/i2/118484.htm
DOI: https://dx.doi.org/10.5527/wjn.v15.i2.118484

Gadelkareem RA, Abodief HT, Azer SZ, Desoky AA, Mohammed N. Perioperative predictors of urinary tract infections after percutaneous nephrolithotomy. World J Nephrol 2026; 15(2): 118484 [PMID: 42395688 DOI: 10.5527/wjn.v15.i2.118484]

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