Mean and Median of SUVmax on Standard and Delayed Scans and RI for Metastatic and Nonmetastatic Groups
| LN | SUVmax standard | P | SUVmax delayed | RI (%) |
| Metastatic LNs (group 1) | 0.11 | |||
| Mean ± SD | 5.43 ± 3 | 7.17 ± 3.9 | 31.42 ± 15.61 | |
| Median | 5.51 (range, 1–12.62) | 6.88 (range, 1–15.82) | 34.39 (range, 0–56.49) | |
| Nonmetastatic LNs (group 0) | ||||
| Mean ± SD | 1.56 ± 1.2 | 0.3 | 1.94 ± 1.9 | 12.21 ± 25.75 |
| Median | 1 (range, 1–5.64) | 1 (range, 1–6.98) | 0 (range, −1.79–82.57) | |
| P | <0.0001 | <0.0001 | 0.003 |