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Statistical analysis of differences and correlation between SUVmax from PET/CT and PET/MRI
| Primary Tumor Lesions (n = 4) | Lymph Node Lesions (n = 45) | Distant Metastasis Lesions (n = 38) | |
|---|---|---|---|
| Spearman r | 1.00 | 0.93 | 0.92 |
| PET/CT | 15.69 ± 8.61 | 5.42 ± 2.83 | 5.30 ± 2.56 |
| PET/MRI | 15.88 ± 5.01 | 7.10 ± 3.61 | 6.35 ± 2.92 |
| Differencea | 0.20 ± 3.97 | 1.67 ± 1.76 | 1.05 ± 1.42 |
| P valueb | .875 | <.0001 | <.0001 |
Difference is SUVmax PET/MRI minus SUVmax PET/CT.
P value from the Wilcoxon signed rank test.
