Table 3.
Univariate Cox Regression analysis of the patient and tumor-based parameters for event free survival
| Clinical and metabolic Parameters | Hazard Ratio | 95% CI | P value |
|---|---|---|---|
| Gender | 0.992 | 0.344-2.859 | 0.988 |
| Age | 0.445 | 0.154-1.286 | 0.125 |
| Stage | 1.507 | 0.561-4.047 | 0.413 |
| B- Symptoms | 10.811 | 1.427-81.934 | 0.004 |
| IPS≥2 | 1.175 | 0.335-4.130 | 0.800 |
| IPS≥3 | 1.104 | 0.410-2.969 | 0.845 |
| Bulky Disease | 2.866 | 1.041-7.892 | 0.033 |
| SUVmax (≥18.74) | 6.172 | 1.758-21.667 | 0.001 |
| SUVmean (≥ 10.78) | 4.923 | 1.587-15.271 | 0.002 |
| WBMTV 2.5 (≥1038.37) | 20.041 | 5.993-66.992 | <0.001 |
| WBMTV 41% (≥289.39) | 7.727 | 2.622-22.774 | <0.001 |
| WBTLG 2.5 (≥4255.89) | 4.976 | 1.853-13.362 | <0.001 |
| WBTLG 41% (≥1271.99) | 11.623 | 2.618-51.605 | <0.001 |
Abbreviations: CI, Confidence Interval; IPS, International Prognostic Score; SUV, Standardized uptake value; WBMTV, Whole Body Metabolic Tumor Volume; WBTLG, Whole Body Total Lesion Glycolysis