Table 3 Univariate and multivariate assessment of factors associated with bowel status across two groups, normal vs. irreversible ischemic bowel, using modified cox regression models for cross-sectional studies
Univariate | Multivariate | |||||
|---|---|---|---|---|---|---|
Characteristic | PRR | [95%] CI | P value | PRR | [95%] CI | P value |
Gender: male vs. female | 0.264 | 0.080 - 0.877 | 0.030 | 0.251 | 0.038 - 1.667 | 0.152 |
Age | 1.019 | 0.990 - 1.049 | 0.200 | 1.028 | 0.988 - 1.069 | 0.168 |
Symptom duration (h) | ||||||
Abdominal pain | 1.000 | 0.994 - 1.007 | 0.928 | - | - | - |
Absolute constipation | 1.002 | 0.991 - 1.012 | 0.770 | |||
Relative constipation | 1.037 | 0.972 - 1.105 | 0.272 | |||
Abdominal swelling | 1.002 | 0.993 - 1.009 | 0.677 | |||
Vomiting | 1.002 | 0.991 - 1.014 | 0.688 | |||
Signs | ||||||
Abdominal distension | 0 | - | - | - | - | - |
Tenderness | 0.961 | 0 | 1.000 | |||
Bowel sounds | - | - | - | |||
Degree of dehydration | - | 0.124 - 7.444 | 0.970 | |||
Radiological findings | ||||||
Bowel loop distension | - | - | 1.000 | - | - | - |
Air-fluid levels | 0 | 0 | 0.238 | |||
Air in pelvis | 3.500 | 0.438 - 27.984 | - | |||
Biomarkers | ||||||
Lactate levels | 1.357 | 1.311 - 2.919 | 0.001 | 1.391 | 1.086 - 1.781 | 0.009 |
Phosphate levels | 1.437 | 0.865 - 2.388 | 0.162 | 0.981 | 0.464 - 2.074 | 0.960 |