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Table 1 Clinical and surgical information

From: The role of specific biomarkers, as predictors of post-operative complications following flexible ureterorenoscopy (FURS), for the treatment of kidney stones: a single-centre observational clinical pilot-study in 37 patients

Number of stones Patients (n = 37)
1 24
2 10
3 3
Median Stone Size 9.1 mm (range: 3.0 mm–25.00 mm)
Median Hounsfield Unit (HU) 1123 (range: 240–2224)
Stone location
 Upper pole 15 patients
 Mid pole 8 patients
 Lower pole 14 patients
Median duration of laser lithotripsy 9.54 min (range: 30 s-54.02 min)
Average energy 3232.7 J (Joule)
Mean pulse 6272.76 (number of pulses)
Median Operating time 57 min (range: 20–175 min)
Complete stone clearance 100% (n = 37), confirmed via imaging at 3 months KUB XR if radio-opaque stone and CT if lucent
Stent insertion 24 patients