Table 3.
Schows sensitivity and specificity of postoperative hemoglobin drop with regards to bleeding complications, as well as hyperbilirubinemia as a predictor of CDL or CBD occlusion (surgical and / or stones)
| Sensitivity and specificity of postoperative blood tests POD 1 | |||
|---|---|---|---|
| Bleeding | No Bleeding | ||
|
Hemoglobin drop > = 3 mg/dl |
3 | 36 | Positive predictive value 7.7% |
|
Hemoglobin drop < 3 mg/dl |
5 | 1469 | Negative predictive value 99.6% |
| Sensitivity 37.5% | Specificity 97.6% | total n = 1513 | |
| Choledocholithiasis | No Choledocholithiasis | ||
| Abnormal bilirubin POD1 | 9 | 342 | Positive predictive value 2.6% |
| Normal bilirubin POD 1 | 4 | 1140 | Negative predictive value 99.7% |
| Sensitivity 69.2% | Specificity 76.9% | total n = 1495 | |
| CBD occlusion | No CBD occlusion | ||
| Abnormal bilirubin POD1 | 10 | 341 | Positive predictive value 2.8% |
| Normal bilirubin POD 1 | 5 | 1139 | Negative predictive value 99.6% |
| Sensitivity 66.6% | Specificity 77.0% | total n = 1495 | |