StudyPhaseNExperimental armControl arm OS HR OS Exp OS CON OS ab. diff PFS HR PFS Exp PFS CON PFS ab. diffSubgroup: ChineseNR9.77.62.1NR7.24.72.5GOLD (2016) [35]III525 Olaparib+^PaclitaxelPaclitaxel0.798.86.91.90.843.73.20.5Subgroup: ATM-ve0.7312.010.020.745.33.71.6REGARD (2014) [25]III355 RamucirumabPlacebo0.785.23.81.40.482.11.30.8GRANITE-1 (2013) [32] III656 EverolimusPlacebo0.905.44.31.10.661.71.40.3APATINIB (2016) [27]III267 ApatinibPlacebo0.716.54.71.80.442.61.80.8ONO4538 (2017) [53]III493 NivolumabPlacebo0.635.34.11.20.601.61.50.1Abbreviations:Nnumber of patients,CONcontrol,OSoverall survival (in months),HRhazard ratio,OS (Exp)overall survival in the experimental arm,OS (ab. diff.)absolute difference of overall survival in two study arms (experimental−control),PFSprogression-free survival,PFS (Exp)progression-free survival (in months) the experimental arm,PFS (ab. diff.)absolute difference of progression-free survival in two study arms (experimental−control),PFcisplatin+5FU,PXcisplatin+ capecitabine,IHCimmunohistochemistry,FISHflores-cence in situ hybridization,CAPOXcapecitabine+oxaliplatin,EOCepirubicin+oxaliplatin+^capecitabine,ECXepirubicin+cisplatin+capecitabineTable 1(continued)