passages.id: split_6_test_871_passage
passages.type: progene_text
passages.text: Infarct - related vessel patency ( TIMI grade 2 or 3 ) and complete patency ( TIMI grade 3 ) were 73 % and 40 % in the efegatran / streptokinase group versus 79 % and 53 % in the heparin / TPA group ( P = not significant ) .