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Table 1 Patient demographics

From: Metal stent for the ureteral stricture after surgery and/or radiation treatment for malignancy

Variable US
Number of patients 32
Age, years, median (range) 46.8 (35–66)
Gender, male/female, n 7/25
BMI, kg/m2 22.9 ± 1.35
Etiology of stricture, n  
 Surgery/radiation therapy for cervical cancer 17
 Surgery/radiation therapy for rectal cancer 10
 Surgery for ovarian cancer 5
Stricture side, n  
 Unilateral 28
 Bilateral 4
Stricture site, n  
 Upper ureter 7
 Middle ureter 4
 Lower ureter 25
Length of US, cm, median (range) 10.8 (3–17)
Urinary infection before placement, n 5/32
Previous treatment, n  
 Nephrostomy ≥ 1 2/32
 PS ≥ 2 8/32
 Endoincision ≥ 1 0/32
 Balloon dilation ≥ 1 5/32
  1. US, ureteral stricture; BMI, body mass index; PS, polymeric double-J stent