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Table 2 Summary of toxicities

From: Modern treatment outcomes for early T-stage oropharyngeal cancer treated with intensity-modulated radiation therapy at a tertiary care institution

  Radiotherapy group (n = 39) Chemoradiation group (n = 159)
Toxicity Grade 1–2 Grade 3 Grade 4 Grade 5 Grade 1–2 Grade 3 Grade 4 Grade 5
Dysphagia 26 (67%) 4 (10%) 0 0 99 (62%) 52 (33%) 0 0
Neutropenia 0 0 0 0 64 (40%) 34 (21%) 6 (4%) 0
Febrile neutropenia 0 0 0 0 0 14 (9%) 0 0
Ototoxicity 1 (3%)    0 46 (29%) 34 (21%) 2 (1%) 0
Acute kidney injury 0 0 0 0 0 10 (6%) 0 0
  1. Data are presented as numbers (%). Grading is consistent with Common Terminology Criteria for Adverse Events (CTCAE) version 5.0