Table 3.
Summary of univariate Kaplan-Meier survival analysis for each imaging and clinical markers in order of significance (lowest p value from log-rank test first), and the corresponding Benjamini-Hochberg corrected p values. P-values highlighted in bold are significant after the correction
| Tumour characteristic | Optimal threshold | Mean survival in months (number of patients) | p – value (KM) | Corrected p value | |
|---|---|---|---|---|---|
| Above threshold | Below threshold | ||||
| iPET status (0 – negative & 1 – positive) | >0 | 15.6 (7) | 56.0 (30) | <0.001 | 0.007 |
| CTTA (Kurtosis) | |||||
| Medium (SSF=5 mm radius) | >0.28 | 41.3 (27) | 59.0 (18) | 0.010 | 0.014 |
| PET (FDG-uptake) | |||||
| SUV max | >12.36 | 45.0 (36) | - (9) | 0.051 | 0.021 |
| Type (0 – Hodgkin & 1 – non-Hodgkin) | >0 | 44.0 (27) | 56.1 (18) | 0.060 | 0.029 |
| Stage | >II | 38.0 (23) | 53.9 (22) | 0.188 | 0.036 |
| Treatment (0 – non-standard & 1 – standard) | >0 | 46.3 (35) | 44.0 (10) | 0.211 | 0.043 |
| Bulk (number of pixels) | >18823 | 38.6 (23) | 40.8 (22) | 0.531 | 0.050 |