Prevalence of afaC positive E coli in patients with CD, colitis and colon cancer compared with controls (using total number of patients as the denominator)†
| Total no. of patients | afaC+ | p Value* | |
|---|---|---|---|
| CD | 14 | 9 | 0.005 |
| CRC | 21 | 14 | 0.0009 |
| UC | 21 | 8 | NS |
| Controls | 24 | 4 |
*p Values obtained using Fishers exact test (2P component).
†Presence or absence of afaC is based on PCR assay.
afaC, gene encoding afimbrial adhesin outer membrane usher protein; CD, Crohn's disease; CRC, colorectal cancer; UC, ulcerative colitis.