passages.id: split_6_test_1111_passage
passages.type: progene_text
passages.text: Median levels of fibrinogen and vWF were higher in the group developing disease compared with the group which did not ( 2.78 g / l versus 2.57 g / l , P < or = 0.01 ; 116 IU / dl versus 104 IU / dl , P < or = 0.05 ; respectively ) .