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Fig. 1 | Radiation Oncology

Fig. 1

From: Normal tissue complication models for clinically relevant acute esophagitis (≥ grade 2) in patients treated with dose differentiated accelerated radiotherapy (DART-bid)

Fig. 1

NTCP for AE ≥ grade 2 is shown as a function of equivalent uniform dose (EUD). Red x-symbols represent patients with AE ≥ grade 2, green x-symbols represent patients without toxicity. The actually observed AE rates are shown as bold squares in the centers of corresponding histogram bins (chosen to represent a comparable number of patients). Errors shown are binomial confidence intervals, χ 2 of the fit and the upper threshold according to Chi-square statistics (α = 5 %) are given for each model

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