Table 2

Patient characteristics in the three different perinuclear antineutrophil cytoplasmic antibody positive (pANCA+) groups

High level
Medium level (n=32) Low level
Sex (M/F)6/317/1516/3
Age (y) (median (range))34  (16–63)38  (20–78)41  (14–67)
Disease duration (months) (median (range))40  (17–180)96  (6–408)48  (4–360)
Disease extent (n)
 Left sided351
Indication for IPAA (n)
 Medically unresponsive82517
Backwash ileitis (n)241
Extraintestinal disease (n)
  • IPAA, ileal pouch-anal anastomosis; PSC primary sclerosing cholangitis.

  • There were no significant differences between the three patient groups.