Table 4 Comparison of mucosal interleukin 8 activity with magnifying colonoscopy grades.

MCS grade	Mucosal IL8 activity (pg/mg protein)
1, n = 19	25 (5–86)
2, n = 44	33 (2–165)
3, n = 35	54 (9–277)
4, n = 15	85 (1–197)

IL8, interleukin 8; MCS, magnifying colonoscopy

Values are median (range).

p<0.001 (Spearman's rank test).