Number of previous repairs―Figure 13

Number of patients. (%) 104 = 100%

0

75 72.11%

1

18 17.30%

2

5 3.32%

3

2 1.92%

>4

2 1.92%

No data available

2 1.92%

VVF (*6) classification―Waaldijk (*7)

Type of fistulas―Figure 14 + Figure 15

Number of patients. (%) 104 = 100%

Typ I:

54 51.92% (% of all VVF)

VCVF (*8)

28 26.92% (% of all VVF)

Typ I

26 25.00%