Table 3 Results of ROC curve analysis of NIC reduction rate versus ARP incidence
From: Dual-energy computed tomography in the early evaluation of acute radiation pneumonia
Variables | Az | P | Threshold (%) | Sensitivity (%) | Specificity (%) |
|---|---|---|---|---|---|
NIC reduction rate of V5–10 Gy group | 0.780 | 0.002 | 12.50 | 81.3 | 65.5 |
NIC reduction rate of V10–20 Gy group | 0.808 | 0.001 | 16.50 | 75.0 | 82.8 |
NIC reduction rate of V>20 Gy group | 0.772 | 0.003 | 26.0 | 68.8 | 79.3 |