Table 3.
Multiple logistic regression analysis of the risk factors for perforation in LIP patients and NP patients with appendicitis in Taiwan, 2003-2011
| Variable | low-income population | Normal population | ||
|---|---|---|---|---|
| AOR (95% CI) | p | AOR (95% CI) | p | |
| Gender | ||||
| Female | 1 | 1 | ||
| Male | 1.40 (1.18,1.67) | <0.001 | 1.34 (1.31,1.36) | <0.001 |
| Age (years) | ||||
| 0-14 y/o | 1.98 (1.56,2.50) | <0.001 | 2.22 (2.15,2.30) | <0.001 |
| 15-29 y/o | 1 | 1 | ||
| 30-44 y/o | 1.62 (1.25,2.09) | <0.001 | 1.36 (1.32,1.40) | <0.001 |
| 45-59 y/o | 2.78 (2.11,3.67) | <0.001 | 2.22 (2.15,2.29) | <0.001 |
| ≥60 y/o | 4.44 (3.27,6.05) | <0.001 | 3.74 (3.62,3.87) | <0.001 |
| Comorbidities | ||||
| 0 | 1 | 1 | ||
| 1 | 1.34 (0.92,1.95) | 0.126 | 1.46 (1.40,1.53) | <0.001 |
| ≥2 | 1.96 (0.67,5.68) | 0.218 | 1.67 (1.47,1.91) | <0.001 |
| Hospital Level | ||||
| District hospital | 1 | 1 | ||
| Regional hospital | 1.39 (1.11,1.73) | <0.001 | 1.33 (1.29,1.37) | <0.001 |
| Medical center | 1.95 (1.53,2.50) | <0.001 | 1.52 (1.47,1.57) | <0.001 |
AOR: adjusted odds ratio.
Multiple linear regression was conducted after adjustment for age, gender, comorbidities, and hospital level, but not the target variable.