The results of the multiple regression analysis of the relationship between MI and the demographic, clinical, and laboratory parameters indicate a statistically significant contribution of increased levels of the NLR, glucose, creatinine, C-reactive protein, and LDL, previous COVID-19, and decreased left ventricular EF in the development of this unfavorable outcome in people with previous revascularization myocardium (Table 5). Here, CRP is linked to COVID-19.