Patient characteristics
MAY
From May 2020 to September 2020, a total of 102 eligible patients were randomly assigned into the study. One patient in control intervention group withdrew consent and 1 patient failed to complete radiotherapy. One patient in Sanyrene group was excluded from final analysis due to incomplete radiotherapy. Ultimately, 99 patients were included in the final analysis (Fig. Patient characteristics were well balanced in both arms (Table 
Baseline characteristics of patients [Median (range)/n (%)]BMI, body mass index; 3D-CRT, 3-dimensional conformal radiation therapy; VMAT, volumetric modulated arc radiation therapy; CCRT, concurrent chemotherapy