This study was designed as an investigator-directed, non-commercial, observational, prospective, national, single-center study. The effect of preoperative complex ECG changes on the formation of cardiac damage will be studied. The data of the people participating in the study will be kept entirely confidential. After being informed about the study, all patients giving written informed consent will undergo preoperative evaluation. An ECG and cardiac troponin analysis will be performed to the patients who meet the eligibility. After the surgery will be completed control cardiac troponin and extensive physical examination will be performed.
The purpose of this study to determine the prognostic value of the Selvester QRS score for perioperative myocardial injury following elective non-cardiac surgery.