{"denomUnitsSelected":"Participants","description":"The association between tumor differentiation (well differentiated versus poorly differentiated) with PFS, ORR and OS (defined as in the primary and secondary objectives) were evaluated.","reportingStatus":"NOT_POSTED","timeFrame":"assessed at baseline, every 8 weeks until treatment completion, then every 3 months within 2 years and every 6 months within 3-5 years from randomization until disease progression, up to 5 years from study registration","title":"Association Between Tumor Differentiation and Treatment Effect","type":"OTHER_PRE_SPECIFIED"}