Gastrointestinal Manifestation and Bone Marrow Infiltration on PET/CT
| Parameter | Gastrointestinal manifestation* | Bone marrow infiltration* |
|---|---|---|
| Sensitivity (%) | 77.8 (40.0–97.2) [7/9] | 36.4 (10.9–69.2) [4/11] |
| Specificity (%) | 96.6 (88.1–99.6) [56/58] | 86.7 (73.2–95.0) [39/45] |
| PPV (%) | 77.8 (46.2–93.5) [7/9] | 40.0 (18.5–66.3) [4/10] |
| NPV (%) | 96.6 (89.2–99.0) [56/58] | 84.4 (77.8–89.8) [39/46] |
| Accuracy (%) | 94.0 (85.4–98.4) [63/67] | 76.8 (63.6–87.0) [43/56] |
↵* With histologic results within 30 d of PET/CT scan as standard of reference.
PPV = positive predictive value; NPV = negative predictive value.
Data are mean percentages, with 95% CIs in parentheses and numerators and denominators in brackets.