Inclusion Criteria:  All patients admitted to the hospitalization unit or intermediate respiratory care unit, diagnosed with COVID-19 pneumonia, of legal age and who consent to participate in the study. Pregnant patients or patients with dementia, terminal illnesses or those in which there are communication problems (language problems, comprehension ...) will not be included.  Exclusion Criteria:  Patients who are transferred to another acute hospital due to impossibility of completing the follow-up period, exitus during hospital admission and those who revoke consent.