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| Statistic | Grade 0 versus 1−3 | Grade 0−1 versus 2−3 |
|---|---|---|
| AUC | 0.989 (0.944−1.000) | 0.986 (0.938−0.999) |
| P value | <0.0001 | <0.0001 |
| Cutoff value (%) | 5.04 | 13.34 |
| Sensitivity | 95.0% (83.1−99.4%) | 94.4% (72.7−99.9%) |
| Specificity | 94.9% (85.9−98.9%) | 98.8% (93.3−100%) |
Numbers in parentheses are 95% confidence intervals. AUC, area under the ROC curve; PDFF, proton density fat fraction.
