Table 3 Univariate and multivariate analysis to identify factors that independently predict positive findings on small bowel endoscopy in patients with negative upper and lower endoscopy
Factors | Univariate analysis | p value | Multivariate analysis | p value |
|---|---|---|---|---|
Odds ratio (95%CI) | Odds ratio (95% CI) | |||
Age > 50 years | 0.187 (0.07–0.50) | < 0.001 | 0.37 (0.11–1.22) | 0.101 |
Body mass index < 23 kg/m2 | 10.84 (1.43–82.36) | 0.021 | 6.20 (0.64–60.48) | 0.116 |
Male gender | 1.89 (0.76–4.67) | 0.167 | ||
Bloody stool | 2.23 (0.68–7.24) | 0.182 | ||
Steatorrhea | 1.52 (0.18–12.99) | 0.701 | ||
Abdominal pain | 2.68 (1.08–6.66) | 0.033 | 1.34 (0.42–4.29) | 0.616 |
Fever | 2.15 (0.24–19.31) | 0.494 | ||
Weight loss > 10% of body weight | 10.08 (3.52–28.83) | < 0.001 | 3.80 (1.09–13.20) | 0.035 |
Edema | 4.22 (2.10–8.49) | < 0.001 | 2.71 (1.13–6.50) | 0.025 |
Hemoglobin level < 12 g/dL | 1.43 (0.57–3.59) | 0.445 | ||
Albumin level < 3.5 g/dL | 19.38 (5.49–68.39) | < 0.001 | 6.68 (1.59–28.01) | 0.009 |