Progression-free survival
PD, death
DISEASE PROGRESSION
In the ITT population, PFS is defined as the time from date of randomization to the date of disease progression or date of death, whichever comes first. The date of PD is the date of scan, if progression is found on a CT scan, or date of visit, if progression is found clinically. PD at CT is defined according to Response Evaluation Criteria in Solid Tumours (RECIST) ver.1.1 [