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Table 1 Rates of late (> 90 days after last chemoradiation therapy) gastrointestinal toxicity among anal cancer patients

From: A multi-disciplinary model of survivorship care following definitive chemoradiation for anal cancer

Study

Grading system

Grade 1

Grade 2+

Grade 3+

Mitra et al. [21] 2017 (IMRT)

CTCAE v4.0 [22]

37%

10%

2%

Mitchell et al. [20] 2014 (IMRT)

CTCAE v4.0 [22]

Not given

8%

3%

Tomaszewski et al. [23] 2012

CTCAE v4.0 [22]

Not given

Not given

3%

Gunderson et al. [12] 2012

RTOG and EORTC toxicity criteria [24]

Not given

Not given

2%

Ajani et al. [11] 2008

RTOG and EORTC toxicity criteria [24]

16%

8%

3%

  1. IMRT intensity-modulated radiation therapy, CTCAE common terminology criteria for adverse events, RTOG Radiation Therapy Oncology Group, EORTC European Organisation for Research and Treatment of Cancer