Values in Lesions with Positive and Inconclusive 11C-Choline Uptake
| Parameter | Positive uptake (n = 72) | Inconclusive uptake (n = 20) | Total (n = 92) |
| SUVmax of lesions | 6.15 ± 4.92* | 2.96 ± 2.32 | 5.45 ± 4.67 |
| Background SUVmean | |||
| Contralateral thyroid | 2.84 ± 1.91 | 2.14 ± 1.44 | 2.69 ± 1.83 |
| Contralateral carotid artery | 1.39 ± 0.79 | 1.03 ± 0.39 | 1.31 ± 0.74 |
| Lesion target-to-background SUVR | |||
| Thyroid | 2.22 ± 1.18* | 1.37 ± 0.33 | 2.03 ± 1.11 |
| Carotid | 4.49 ± 2.68* | 2.68 ± 0.98 | 4.09 ± 2.52 |
↵* P < 0.001 (positive lesions vs. inconclusive lesions).
Data are mean ± SD.