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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

From: Serum lactate and phosphate as biomarkers of intestinal ischemia in a Ugandan tertiary hospital: a cross-sectional study

  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
  1. PRR = Prevalence rate ratios.