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Table 1 Patient characteristics

From: Robotic-assisted laparoscopic modified ureteroplasty using lingual mucosa grafts or appendiceal flaps for the management of complex ureteral strictures: a retrospective cohort study

Characteristic

Overall

LMG group

AF group

Number of patients, n

16

12

4

Age, years, mean ± SD

45.88 ± 9.81

46.67 ± 9.39

43.50 ± 12.15

Gender, n (%)

 Male

 Female

10(62.5)

6(37.5)

8(66.7)

4(33.3)

2(50)

2(50)

BMI, kg/mm2, mean ± SD

25.17 ± 1.66

24.87 ± 1.71

26.05 ± 1.25

Laterality, n (%)

 Left

 Right

6(37.5)

10(62.5)

6(50)

6(50)

0(0)

4(100)

Stricture location, n (%)

 Proximal

 Middle

 Distal

10(62.5)

5(31.25)

1(6.25)

9(75)

3(25)

0(0)

1(25)

2(50)

1(25)

Obstruction, n(%)

5(31.25)

5(41.7)

0(0)

Stricture etiology, n (%)

 Ureteral calculi

 Idiopathic stricture

15(93.75)

1(6.25)

12(100)

0(0)

3(75)

1(25)

History of endoscopic ureteral lithotripsy, n (%)

13(81.25)

10(83.3)

3(75)

Prior ureteral balloon dilatation, n (%)

9(56.25)

9(75)

0(0)

Prior ureteroscopic incision, n (%)

3(18.75)

3(25)

0(0)

Stricture length, cm, mean (range)

2.90 ± 0.90

3.02 ± 0.96

2.55 ± 0.67