Test performance of CT stratified by severity of diarrhea
| Sensitivity, % | Specificity, % | PPV, % | NPV, % | |
| Radiology report | ||||
| Low-grade diarrhea* | 36.67 | 78.05 | 55.00 | 62.75 |
| High-grade diarrhea* | 58.00 | 64.71 | 82.86 | 34.38 |
| Expert review | ||||
| Low-grade diarrhea | 83.33 | 46.34 | 53.19 | 79.17 |
| High-grade diarrhea | 80.00 | 41.18 | 80.00 | 41.18 |
*Low grade includes patients with CTCAE grade 0–2 symptoms. High grade includes patients with grade 3 and grade 4 symptoms.
CTCAE, Common Terminology Criteria for Adverse Events; NPV, negative predictive value; PPV, positive predictive value.