Table 1.

Patient demographics

Parameter	MK (n = 89)	TUS (n = 82)	p
Age (years), median (IQR)	59.5 (48–71.7)	69.5 (59–75)	0.001
Sex, n (%)			0.013
Male	33 (37)	54 (66)
Female	56 (63)	28 (34)
Side of obstruction, n (%)			0.62
Right	53 (60)	49 (60)
Left	36 (40.4)	33 (40)
Causes of ureteral obstruction, n (%)			0.36
Malignant	29 (35.3)	29 (32.5)
Post radiotherapy	20 (22.4)	10 (12.2)
Benign	40 (45)	43 (52.5)
Stricture length, no. (%)			0.76
<5 cm	39 (43.8)	38 (46.3)
≥5 cm	50 (56.2)	44 (53.7)
Stricture site, n (%)			0.1
Upper ureter	20 (22.5)	9 (11)
Middle ureter	35 (39.3)	41 (50)
Distal ureter	34 (38.2)	32 (39)