Table 3

 Individual logistic regression analyses of irritable bowel syndrome outcome post-Campylobacter as a function of individual psychological variables

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
Somatisation 1.17 (1.02 to 1.35) 0.03
Perceived stress 1.10 (1.04 to 1.15) <0.001
Negative perfectionism1.03 (0.99 to 1.07)0.13
Anxiety 1.14 (1.05 to 1.23) 0.001
Depression1.03 (0.95 to 1.63)0.42
Negative illness beliefs 1.14 (1.03 to 1.27) 0.02
All-or-nothing 1.09 (1.03 to 1.16) 0.003
Limiting 0.93 (0.88 to 0.97) 0.002