Table 4 Toxicity during and after salvage chemoradiotherapy
   Toxicity | Grade 0 | Grade 1 | Grade 2 | Grade 3 | Grade 4 | Toxicity of any grade (%) | Toxicity of grade 3–4 (%) |
|---|---|---|---|---|---|---|---|
Hematological toxicity | |||||||
  Leukopenia | 6 | 11 | 11 | 3 | 0 | 81 | 10 |
  Neutropenia | 12 | 13 | 5 | 1 | 0 | 61 | 3 |
  Anemia | 4 | 14 | 10 | 3 | 0 | 87 | 10 |
  Thrombocytopenia | 12 | 16 | 3 | 0 | 0 | 61 | 0 |
  AST/ALT | 20 | 9 | 2 | 0 | 0 | 35 | 0 |
Non-hematological toxicity | |||||||
  Fatigue | 7 | 17 | 5 | 2 | 0 | 77 | 6 |
  Anorexia | 4 | 18 | 3 | 5 | 1 | 87 | 19 |
  Nausea | 9 | 15 | 5 | 2 | 0 | 71 | 6 |
  Vomiting | 24 | 6 | 0 | 1 | 0 | 23 | 3 |
  Diarrhea | 21 | 8 | 2 | 0 | 0 | 32 | 0 |
  Abdominal pain | 20 | 9 | 2 | 0 | 0 | 35 | 0 |
  Stomatitis | 29 | 2 | 0 | 0 | 0 | 6 | 0 |
  Skin rash | 29 | 2 | 0 | 0 | 0 | 6 | 0 |
  Infection | 29 | 0 | 1 | 1 | 0 | 6 | 3 |
  Gastrointestinal ulcer | 27 | 0 | 2 | 1 | 1 | 13 | 6 |