The biologic effect of the studied single nucleotide polymorphism (SNP) and odds ratios (OR) for polymorphisms which have been shown to be associated with risk of Crohn's disease (CD), ulcerative colitis (UC) or inflammatory bowel disease (IBD) in previous studies and in this study.

ACrude (unadjusted). BAdjusted for age, gender and smoking status. CFunction examined by flow cytometry. DFunction examined by luciferase reporter assay. EFunction examined by enzyme-linked immunosorbent assay (ELISA). FFunction examined by reverse transcriptase PCR (RT-PCR). GFunction examined by electrophoretic mobility shift assay (EMSA). ND: not determined.