Table 2.
Intervention | Highest level of evidence | Success rate (%) | Complication rate (%) |
---|---|---|---|
Seton | IIb | 14–81 | Abscess 7–8 |
Fistulotomy | IIIb | 72–100 | n.r. |
Fibrin glue | IIIb | 40–67 | n.r. |
Anal fistula plug | IIb | 15–86 | Abscess 4–54 |
Avulsion 10 | |||
Dehiscence 2 | |||
Advancement flap | IIIc | 50–85 | Haematoma 7 |
Flap retraction 7 | |||
LIFT procedure | IV | 60 | n.r. |
Local stem cells | Ib | 29–79 | Pain 19 |
Anal inflammation 7 | |||
Abscess 17–19 | |||
VAAFT | IV | 8 | n.r. |
OTSC® | IV | 83 | n.r. |
Stoma | IIc | 81 | Death 5 |
Stoma complication 16 |
n.r., Not reported (used where no outcomes reported, or outcomes in patients with Crohn's disease not clear); LIFT, ligation of intersphincteric tract; VAAFT, video‐assisted anal fistula treatment; OTSC, over‐the‐scope clip.