Table 5

 Logistic regression analyses of irritable bowel syndrome outcome post-Campylobacter as a function of gender, Campylobacter symptoms, age, antibiotic use and psychological factor scores

Non-cases vs IBS casesOR (95% CI)p Value
IBS, irritable bowel syndrome.
Variables significant at the p⩽0.05 level are shown in bold.
Campylobacter symptom total1.06 (0.93 to 1.22)0.38
Gender (male vs female) 2.44 (1.20 to 4.95) 0.01
Age0.99 (0.97 to 1.01)0.2
Campylobacter symptoms1.09 (0.88 to 1.36)0.42
Prescription of antibiotic1.15 (0.60 to 2.20)0.67
Anxious achievement 1.57 (1.16 to 2.13) 0.004
Negative beliefs1.19 (0.85to 1.65)0.31
Illness behaviour0.83 (0.57 to 1.20)0.32
All-or-nothing 1.81 (1.34 to 2.45) ⩽0.001
Constant⩽0.001