(Verwijmeren et al., 2018) | Identify associations between preoperative determinants and change in HRQL one year after CABG | Netherland 658 | Retrospective cohort | SF-12 | Physical HRQL improved in 22.8% of patients, did not change in 61.2% of patients and worsened in 16.0% of patients. Mental HRQL improved in 49.8% of patients, remained unchanged in 34.5% of patients and worsened in 15.7% of patients | Preoperative HRQOL the most significant, others stroke, AF, DM, age, gender, medical comorbidities, surgical procedures |