Table 3.
Late adverse events (≥ Grade 2)
| Events | Previous-system group | Upgraded-system group | p-value |
|---|---|---|---|
| Xerostomia | 26/57 (45.6%) | 14/79 (17.7%) | 0.0006 |
| Dysphagia | 31/57 (54.4%) | 5/79 (6.3%) | < 0.0001 |
| Osteonecrosis of the jaw | 9/57 (15.8%) | 4/79 (5.1%) | 0.0429 |
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