Table 2.
Receiver-operating characteristic curve analyses for determination of pathologic regional lymph node status
| Variables | Sensitivity (%) | Specificity (%) | PLR | NLR | AUC | SE | p-value |
|---|---|---|---|---|---|---|---|
| SUVmax > 10.28 | 82.6 | 53.5 | 1.78 | 0.32 | 0.655 | 0.0787 | 0.0484 |
| SUVmean > 4.68 | 91.3 | 42.8 | 1.6 | 0.2 | 0.629 | 0.0799 | 0.1068 |
| MTV > 11.14 cm3 | 56.5 | 85.7 | 3.96 | 0.51 | 0.716 | 0.0747 | 0.0039 |
| TLG > 94.46 | 60.8 | 82.1 | 3.41 | 0.48 | 0.720 | 0.0724 | 0.0023 |
| HF > 2.762 | 73.9 | 82.1 | 4.14 | 0.32 | 0.811 | 0.0604 | <0.0001 |
AUC, area under curve; HF, heterogeneity factor; MTV, metabolic tumour volume; NLR, negative likelihood ratio; PLR, positive likelihood ratio; SE, standard error; SUVmax, maximum standardized uptake value; SUVmean, mean standardized uptake value; TLG, total lesion glycolysis.