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Kaplan Meier Survival Analysis for patient population. The Kaplan Meier Survival Analysis showed that 23.9% of the patients develop ADDE by 6-month postcompletion of radiotherapy, 50.2% by the end of 18.8 months, and 77.2% by the end of 47.17 months. Solid line indicates the data curve; dotted lines represent the confidence intervals.
