25 February 2021 : Database Analysis
Preoperative Computed Tomography Imaging of the Pancreas Identifying Predictive Factors for the Progression of Grade A, or Biochemical Leak, to Grade B Postoperative Pancreatic Fistula Following Pancreaticoduodenectomy: A Retrospective Study
Feng-Hao Liu12ABCDEF, Xiao-Zhong Jiang12ABCE*, Bin Huang1AEF, Yu Yu1DFDOI: 10.12659/MSM.928489
Med Sci Monit 2021; 27:e928489
Table 3 Preoperative computed tomography (CT) value of the pancreatic body in the sensitivity and specificity for identifying progression from biochemical leak to grade B pancreatic fistula.
| CT value as the cut-off point | The sensitivity | The specificity | Youden index |
|---|---|---|---|
| 35.0 | 0.00 | 1.00 | 0.000 |
| 36.5 | 0.08 | 1.00 | 0.083 |
| 37.3 | 0.17 | 0.97 | 0.139 |
| 37.8 | 0.17 | 0.94 | 0.111 |
| 38.5 | 0.38 | 0.92 | 0.292 |
| 39.5 | 0.42 | 0.89 | 0.306 |
| 40.5 | 0.50 | 0.86 | 0.361 |
| 41.5 | 0.71 | 0.78 | 0.486 |
| 42.5 | 0.79 | 0.69 | 0.486 |
| 43.5 | 0.92 | 0.53 | 0.445 |
| 44.5 | 0.96 | 0.42 | 0.375 |
| 45.5 | 0.96 | 0.31 | 0.264 |
| 46.5 | 1.00 | 0.17 | 0.167 |
| 47.5 | 1.00 | 0.11 | 0.111 |
| 49.0 | 1.00 | 0.08 | 0.083 |
| 50.5 | 1.00 | 0.06 | 0.056 |
| 52.0 | 1.00 | 0.00 | 0.000 |
| CT – computed tomography. | |||