Table 1

Subject characteristics

Treatment group
PlaceboEPA-FFA
(n=27)(n=28)
Age at study entry (years)Mean (SD)42.5 (13.8)39.5 (11.4)
Range18.4–73.618.3–64.7
GenderMale n (%)15 (55.6)13 (46.4)
Female n (%)12 (44.4)15 (53.6)
History of tobacco useNever smoked n (%)16 (59.3)15 (53.6)
Current smoker n (%)4 (14.8)5 (17.9)
Former smoker n (%)7 (25.9)8 (28.6)
Time since colectomy (years)Mean (SD)15.4 (9.3)*15.9 (9.6)
Range1.0–29.71.0–42.5
Length of rectal remnant (cm)Mean (SD)20.6 (4.0)20.4 (5.7)
History of other surgeryn (%)18 (66.6)11 (39.3)
Dyspepsia at baselinen (%)1 (3.7)4 (14.3)
  • * Not recorded in two cases.

  • Measured at baseline endoscopy from the ileorectal anastomosis to the anal verge.

  • Surgery other than colectomy including appendicectomy, cholecystectomy, hernia repair, pancreaticoduodenectomy, division of adhesions, small bowel resection, oophorectomy and sterilisation.

  • EPA-FFA, eicosapentaenoic acid as the free fatty acid.