Table 4.
Specific current psychiatric diagnoses in relation to current and lifetime IBS
| Current IBS | Lifetime IBS | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Total prevalence | % of total | With IBS | % with IBS | Fisher exact test | OR | 95% CI | With IBS | % with IBS | Fisher exact test | OR | 95% CI | ||
| MDD | + | 49 | 4.5% | 5 | 7.2% | .229 | 1.9 | 0.7 - 4.9 | 5 | 5.5% | .591 | 1.3 | 0.5 - 3.5 |
| MDD Dysthmia | + | 63 | 5.8% | 6 | 8.7% | .280 | 1.7 | 0.7 - 4.1 | 6 | 6.6% | .639 | 1.2 | 0.5 - 2.9 |
| Dysthymia | + | 19 | 1.7% | 2 | 2.9% | .339 | 1.7 | 0.4 - 7.7 | 2 | 2.2% | .669 | 1.3 | 0.3 - 5.6 |
| Bipolar Spectrum | - | 24 | 2.2% | 1 | 1.4% | 1.000 | 0.6 | 0.1 - 4.8 | 2 | 2.2% | 1.000 | 0.9 | 0.2 - 4.1 |
| Minor Depression* | + | 13 | 1.2% | 4 | 5.8% | .007 | 6.8 | 2.0 - 23.0 | 4 | 4.4% | .018 | 5.1 | 1.5 - 17.0 |
| Generalised Anxiety Disorder* | + | 10 | 0.9% | 4 | 5.8% | .002 | 10.9 | 2.9 - 40.2 | 4 | 4.4% | .007 | 7.5 | 2.1 - 27.5 |
| Panic Disorder | + | 14 | 1.3% | 2 | 2.9% | .219 | 2.5 | 0.6 - 11.8 | 2 | 2.2% | .331 | 1.8 | 0.4 - 8.5 |
| Agoraphobia with no panic disorder | - | 6 | 0.5% | 0 | 0.0% | 0 | 0.0% | ||||||
| Social Phobia | + | 10 | 0.9% | 2 | 2.9% | .127 | 3.8 | 0.8 - 18.3 | 2 | 2.2% | .202 | 2.7 | 0.6 - 12.9 |
| Specific Phobia | + | 32 | 2.9% | 4 | 5.8% | .137 | 2.2 | 0.7 - 6.6 | 5 | 5.5% | .181 | 2.1 | 0.8 - 5.8 |
| Obsessive Compulsive Disorder* | + | 6 | 0.5% | 2 | 2.9% | .050 | 10.1 | 1.6 - 61.9 | 2 | 2.2% | .084 | 7.2 | 1.2 - 43.8 |
| Anxiety, not otherwise specified | + | 12 | 1.1% | 1 | 1.4% | .544 | 1.3 | 0.2 - 10.7 | 1 | 1.1% | 1.000 | 1.0 | 0.1 - 7.8 |
Psychiatric conditions with a prevalence of n < 6 were excluded for power reasons.
* p < .05 for current or lifetime IBS
+ association (significant or not) in positive direction
- association (significant or not) in negative direction