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The mean apparent diffusion coefficient values of nodal metastases
| Nodal metastases | No. of nodes | ADC (×10−3 mm2/s) | |
|---|---|---|---|
| Mean±SD | Range | ||
| NPC | 7 | 0.810±0.158 | 0.600–1.0 |
| HSCC | 7 | 0.948±0.081 | 0.870–1.11 |
| OSCC | 12 | 0.985±0.099 | 0.830–1.11 |
| LSCC | 27 | 1.037±0.150 | 0.740–1.40 |
ADC, apparent diffusion coefficient; NPC, nasopharyngeal carcinoma; HSCC, hypopharyngeal carcinoma; OSCC, oropharyngeal carcinoma; LSCC, laryngeal carcinoma.
