Table 3.
Summary of univariate Kaplan-Meier analysis for OS for the most significant CT and PET imaging parameters using the median value as the cut-off.
| Imaging | Median cut-off (direction indicates poor prognosis) | Median survival in months (number of patients) | Kaplan-Meier p-value | Benjamini-Hochberg corrected p-value | |
|---|---|---|---|---|---|
| Below threshold | Above threshold | ||||
| CT-TA | |||||
| Kurtosis SSF 6 | >0.29 | 50 (29) | 16 (15) | 0.022 | 0.05 |
| PET-TA (no filter) | |||||
| Entropy | >3.79 | 53 (22) | 22 (22) | 0.0058 | 0.01 |
| Skewness | <0.95 | 28 (37) | Not reached (7) | 0.034 | 0.02 |
| PET conventional analysis | |||||
| PET 68Ga-DOTATATE-uptake tumor area | >52.5 pixels | Not reached (22) | 22 (22) | 0.011 | 0.03 |
| Clinical parameters | |||||
| Thyroid primary | >1 | 50 (44) | 2(5) | 0.013 | 0.04 |