Table 1 The sensitivities, specificities, PPV, NPV, accuracies, AUC, and P values of the optimum threshold values of the quantitative PET/CT parameters for differentiation of responsive from the non-responsive group
From: Role of PET/CT in initial evaluation of lymphoma patients
Parameter | Optimum threshold value | Sensitivity | Specificity | PPV | NPV | AUC | P value |
|---|---|---|---|---|---|---|---|
Baseline SUV | > 4.55 | 83.15% | 85.71% | 97.4% | 44.4% | 0.798 | 0.0001 |
Post-treatment SUV | ≤ 1.4 | 73% | 100% | 100% | 36.8% | 0.864 | < 0.0001 |
∆ SUV | > 28 | 100% | 100% | 100% | 100% | 1.000 | < 0.0001 |
Post-treatment MTV | ≤ 1 | 77.5% | 100% | 100% | 41.2% | 0.939 | < 0.0001 |
∆MTV | > 42.9 | 97.75% | 100% | 100% | 87.5% | 0.997 | < 0.0001 |
Post-treatment TLG | ≤ 15.3 | 93.26% | 85.71% | 97.6% | 66.7% | 0.936 | < 0.0001 |
∆TLG | > 55 | 100% | 100% | 100% | 100% | 1.000 | < 0.0001 |