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. 2026 Jul 18;16:22544. doi: 10.1038/s41598-026-62193-z

Table 1.

Socio-demographic and clinical characteristics of the study participants (N = 168).

Studied variables N %
Age (years) mean ± SD (range) 56.2 ± 15.6 (7.0–82.0)
Sex Female 49 29.2%
Male 119 70.8%
BMI (kg/m 2 ) mean ± SD 24.4 ± 2.2
History of congenital anomalies 10 6.0%
Stone former 21 12.5%
History of surgical intervention 109 64.9%
Patients with indwelling catheters 168 100%
Presence of renal abscess 44 26.2%
Presence of perinephric abscess 27 16.1%
Presence of a DJ stent 25 14.9%
Presence of a nephrostomy tube 32 19.0%
History of DM 47 28.0%
History of HTN 61 36.3%
History of cardiac diseases 12 7.1%
History of hepatic diseases 6 3.6%

BMI, body mass index; DJ, double-J; DM, diabetes mellitus; HTN, hypertension; SD, standard deviation.