Statin-treated patients presented median cTnI peak values similar to controls ( @ -LSB- @-@ @ -RSB- vs @ -LSB- @-@ @ -RSB- ng/mL , respectively ; P = @ -RSB- ; no differences were found between the @ groups in cTnI and creatine kinase-MB values at any time point , in either preangiography and postangiography peak values or their cumulative release .