Table 6.
Prognostic value of BISAP score and serum markers for predicting complications.
| Cut-off value | SE | SP | AUC | P | PPV | NPV | |
| BISAP | >2 | 40% | 91% | 0.67 | <.0001 | 76% | 67% |
| Creatinine | >0.7 | 73% | 52% | 0.64 | .0001 | 52% | 72% |
| Creatinine48h | >0.9 | 54% | 82% | 0.68 | .0002 | 68% | 70% |
| Ht | >39.2 | 71% | 36% | 0.5 | .8 | 44% | 62% |
| Ht48h | <35.2 | 40% | 81% | 0.6 | .02 | 60% | 64% |
| CRP48h | >93 | 68% | 74% | 0.77 | <.0001 | 65% | 76% |
| NLR | >5 | 78% | 38% | 0.59 | .01 | 47% | 70% |
| NLR48h | >6.1 | 72% | 75% | 0.76 | <.0001 | 67% | 78% |
| RDW | >13.8 | 27% | 80% | 0.5 | .6 | 49% | 60% |
| BUN | >54 | 28% | 90% | 0.5 | .005 | 67% | 63% |
| BUN48h | >48 | 45% | 91% | 0.6 | .001 | 78% | 69% |
| PLR | <93 | 26% | 81% | 0.5 | .8 | 49% | 59% |
| PLR48h | >189 | 29% | 90% | 0.5 | .04 | 67% | 63% |
| Blood glucose level | >166 | 37% | 84% | 0.6 | .009 | 62% | 64% |
AUC = area under the curve, BUN = blood urea nitrogen, CRP = C-reactive protein, Ht = hematocrit, NLR = neutrophil-to-lymphocyte ratio, NPV = negative predictive value, PLR = platelet-to-lymphocyte ratio, PPV = positive predictive value, RDW = red cell distribution width, SE = sensibility, SP = specificity.