Study design
We performed a prospective cohort study on a patient diagnosed with COVID-19 admitted to Al-Shafaa center for corona pandemic in the medical city, Baghdad, Iraq from July 18, 2020, to August 28, 2020. All patients included were adults (age >18 years) and confirmed to be infected with SARS-CoV-2 by polymerase chain reaction testing of a nasopharyngeal or oropharyngeal swab sample.
The study approved by the institution’s higher scientific Ethics Committee of Baghdad teaching hospital. All patient were signed an official consent form to enrolled in this study and agree to use their results. All patients follow COVID-19 treatment protocol approved by the ministry of health in Iraq.