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Table 3 Intraoperative data

From: Quality of life impact and recovery after ureteroscopy and stent insertion: insights from daily surveys in STENTS

Variable Participants (n = 40)
Side of treatment  
 Right 19 (48%)
 Left 21 (52%)
Dominant stone size (renal, mm)  
 Median (IQR) 7.5 (5.0, 10.5)
 Mean (SD) 7.5 (3.9)
Dominant stone size (ureteral, mm)  
 Median (IQR) 6.0 (5.0, 7.0)
 Mean (SD) 6.2 (2.2)
Dominant stone location*  
 Renal 20 (50%)
 Ureter (proximal) 7 (18%)
 Ureter (distal) 13 (33%)
Number of stones treated (renal)  
 Median (IQR) 2 (1, 4)
 Mean (SD) 5.6 (10.6)
Number of stones treated (ureteral)  
 Median (IQR) 1 (1, 2)
 Mean (SD) 1.3 (0.5)
Operative time (min)  
 Median (IQR) 51 (36, 80)
 Mean (SD) 59.1 (28.6)
Ureteroscopy time (min)  
 Median (IQR) 32.5 (20, 58.5)
 Mean (SD) 40.1 (26.3)
Ureteroscope type*  
 Flexible 24 (60%)
 Semirigid 7 (18%)
 Both 9 (23%)
Ureteral access sheath use 19 (48%)
Basket extraction 33 (82%)
Irrigation  
 Manual 20 (50%)
 Constant pressure 20 (50%)
Ureteral stent diameter  
 4.7 French 6 (15%)
 6 French 34 (85%)
Ureteral stent length* (cm)  
 22 1 (3%)
 24 18 (45%)
 26 14 (35%)
 28 5 (13%)
 30 2 (5%)
Stent dwell time (days)  
 Median (IQR) 8 (6.5, 11)
 Mean (SD) 10.1 (6.8)
  1. *Note: percentages may not sum to 100 due to rounding
  2. Data shown are n (%) except where indicated
  3. IQR = 25th, 75th percentiles; SD = standard deviation