passages.id: split_5_test_2108_passage
passages.type: progene_text
passages.text: The 5 - year overall survival ( OS ) and progression - free survival ( PFS ) rates were 58.9 % and 55.4 % for arm A and 44.5 % and 41.3 % for arm B ( P = .007 and P = .02 ) , respectively .