Table 3.
Multiple regression analysis: Risk factors for IBS among Saudi undergraduate students
| Risk factors | B | SE | P | OR | 95% CI | |
|---|---|---|---|---|---|---|
| Males | Ref. | |||||
| Females | 1.318 | 0.296 | 0.000 | 3.738 | 2.093 | 6.673 |
| Non-medical colleges | Ref. | |||||
| Medical colleges | 1.976 | 0.248 | 0.000 | 7.216 | 4.438 | 11.733 |
| Enough income and exceeds | Ref. | |||||
| Not enough income | −0.204 | 0.250 | 0.414 | 0.816 | 0.500 | 1.330 |
| Living with parents | Ref. | |||||
| Living in a rented apartment | 1.910 | 0.490 | 0.000 | 6.752 | 2.586 | 17.627 |
| Living on campus | 1.881 | 0.572 | 0.001 | 6.563 | 2.138 | 20.145 |
| Poor sleep quality | 1.149 | 0.273 | 0.000 | 3.156 | 1.850 | 5.385 |
| Regular exercise | −0.932 | 0.364 | 0.000 | 0.394 | 0.193 | 0.803 |
| Smoking | 1.659 | 0.314 | 0.000 | 5.256 | 2.841 | 9.724 |
| Family history of IBS | 0.495 | 0.247 | 0.045 | 1.641 | 1.012 | 2.661 |
| Emotional stress | 0.781 | 0.236 | 0.001 | 2.184 | 1.375 | 3.469 |
OR: Odds ratio; CI: Confidence interval