Table 4.
Diagnostic accuracy for each radiological parameter
| Se6 | 95% CI | Sp | 95% CI | PPV | NPV | |
|---|---|---|---|---|---|---|
| DJJ/surgery | 0.89 | 0.78–0.99 | 0.54 | 0.25–0.84 | 0.86 | 0.6 |
| Duodenum LL/surgery | 0.8 | 0.65–0.94 | 0.33 | 0–0.71 | 0.85 | 0.25 |
| DD/surgery | 0.75 | 0.61–0.89 | 0.2 | 0–0.40 | 0.7 | 0.25 |
| FJL/surgery | 0.78 | 0.65–0.91 | 0.57 | 0.31–0.83 | 0.82 | 0.5 |
| Caecum/surgery | 0.88 | 0.74–1 | 0.16 | 0–0.46 | 0.76 | 0.33 |
| DJJ + FJL/surgery | 0.91 | 0.82–1 | 0.45 | 0.16–0.74 | 0.84 | 0.62 |
| US-cD/surgery | 0.63 | 0.41–0.84 | 1 | 1–1 | 1 | 0.3 |
UGI Upper Gastro-Intestinal series, DJJ duodenal-jejunal junction, LL latero-lateral projections, DD duodenal dilatation, FJL firsts jejunal loops, US-cD ultrasound-color Doppler, Se sensitivity, SP specificity, PPV positive predictive value, NPV negative predictive value