Table 2.
Results of logistic regression analysis of gastrointestinal symptoms in psoriasis.
| Variables | Odds ratio | P |
|---|---|---|
| Age | 0.97 (0.94~1.00) | 0.069 |
| Sex | 0.69 (0.37~1.31) | 0.258 |
| BMI | 1.13 (1.03~1.23) | 0.007 |
| Abdominal pain | 0.703 | |
| No | 0.58 (0.23~1.43) | |
| Slightly | NA | |
| Moderately | NA | |
| Abdominal flatulence | 0.549 | |
| No | 1.47 (0.71~3.05) | |
| Slightly | 0.69 (0.04~13.16) | |
| Borborygmus | 0.992 | |
| No | 1.16 (0.46~2.91) | |
| Slightly | NA | |
| Moderately | NA | |
| Gastric acid reflux | 0.832 | |
| No | 1.47 (0.66~3.28) | |
| Slightly | NA | |
| Moderately | NA | |
| Backache | 0.468 | |
| No | 1.65 (0.74~3.67) | |
| Slightly | 0.95 (0.12~7.81) | |
| Belching | 0.990 | |
| No | 0.88 (0.42~1.83) | |
| Slightly | NA | |
| Moderately | NA | |
| Nausea and vomiting | 0.924 | |
| No | 1.34 (0.58~3.10) | |
| Slightly | NA | |
| Moderately | NA | |
| Passing flatus | 0.016 | |
| No | 3.15 (1.56~6.34) | |
| Slightly | NA | |
| Moderately | NA | |
| Urgency of defecation | 0.759 | |
| No | 0.65 (0.25~1.67) | |
| Slightly | 1.69 (0.13~22.17) | |
| Moderately | NA | |
| Constipation | 0.013 | |
| No | 3.44 (1.58~7.51) | |
| Slightly | 16.20 (0.84~314.55) | |
| Moderately | NA | |
| Stool frequency | 0.330 | |
| Once a day | 0.99 (0.47~2.07) | |
| 2–3 times a day | 4.71 (0.57~39.18) | |
| More than 3 times a day | 0.37 (0.12~1.18) | |
| Once every 2–3 days | 0.15 (0.01~3.51) | |
| Once every 4–5 days | NA | |
| Stool color | 0.245 | |
| Yellow brown | 6.38 (0.43~95.42) | |
| No attention | 4.85 (0.77~30.50) | |
| Green | NA | |
| Black | 1.76 (0.78~3.94) | |
| The characteristics of stool | 0.884 | |
| Soft and shaped | 0.95 (0.45~1.99) | |
| Thin strip | 1.14 (0.48~2.98) | |
| Liquid and shapeless | 4.89 (0.40~59.16) | |
| Dry and hard | NA | |
| No attention | 1.08 (0.41~2.82) |
NA, not applicable, due to the insufficient number of cases available for the statistics.