Targets coverage and OARs doses
The average D90(EQD2)of GTV, HR-CTV and IR-CTV was 103.2Gy, 88.7Gy, and 78.1Gy (α/β=10) respectively. V100 of the prescription dose corresponding to HR-CTV and IR-CTV was 94.1% and 92.3%. The mean D2CC of the bladder, rectum, sigmoid colon and small intestine were 71.8Gy, 64.6Gy, 63.9Gy and 56.7Gy, respectively (Table 2).