Sensitivity, specificity, positive predictive values (PPV), and negative predictive values (NPV) for hepatic hilum to duodenal transit time (HDTT in minutes), with a sphincter of Oddi basal pressure >40 mm Hg defined as abnormal
| Sensitivity | Specificity | PPV | NPV | |
|---|---|---|---|---|
| 95% confidence limits in parentheses. | ||||
| HDTT ≥9 | 13% (1–53) | 95% (74–100) | 50% (3–97) | 74% (53–88) |
| HDTT ≥8 | 25% (4–64) | 90% (68–98) | 50% (9–91) | 76% (54–90) |
| HDTT ≥7 | 25% (4–64) | 81% (57–94) | 33% (6–76) | 74% (51–89) |
| HDTT ≥6 | 38% (10–74) | 76% (52–91) | 38% (10–74) | 76% (52–91) |
| HDTT ≥5 | 63% (26–90) | 57% (34–77) | 36% (14–64) | 80% (51–95) |