na/COVID‐19 cardiovascular diseases  500, all, 18 years and older  Prognostic  Discharged group (no intervention) the individual which is defined as patient discharged from hospital
Dead group (no intervention) The individual which is defined as patient with all‐cause death  –  Primary (75 days): the myocardial injury incidence, the risk factors analysis for the death
Secondary (75 days): clinical characteristics, clinical course, cardiovascular co