Table 5. Imaging associations with disease-free and overall survival from Cox proportional hazards regression.
| Metric | DFS (Nevents=34) | OS (Nevents=26) | |||
|---|---|---|---|---|---|
| HR (95% CI) | P value | HR (95% CI) | P value | ||
| MTV | 1.06 (0.79–1.41) | 0.71 | 0.91 (0.61–1.35) | 0.63 | |
| SUVmax | 1.31 (0.89–1.93) | 0.18 | 0.84 (0.52–1.36) | 0.48 | |
| SUVpeak | 1.32 (0.89–1.93) | 0.16 | 0.84 (0.53–1.35) | 0.47 | |
| SUVmean | 1.38 (0.94–2.03) | 0.10 | 0.81 (0.49–1.34) | 0.41 | |
| TLG | 1.10 (0.83–1.46) | 0.50 | 0.89 (0.59–1.32) | 0.55 | |
| Homogeneity | 1.35 (0.97–1.86) | 0.07 | 1.45 (1.05–2.01) | 0.03 | |
| Entropy-GLCM | 0.72 (0.52–0.98) | 0.04 | 0.65 (0.48–0.89) | 0.007 | |
| Dissimilarity | 1.19 (0.87–1.64) | 0.28 | 1.38 (0.95–2.01) | 0.09 | |
MTV, metabolic tumor volume; SUV, standardized uptake value; TLG, total lesion glycolysis; GLCM, grey-level co-occurrence matrix; DFS, disease-free survival; OS, overall survival.