What is already known about this topic?
*The prognosis of the disease varies depending on patient specialties.
*It has been shown that the total number of peripheral white blood cells
is normal or the number of lymphocytes is decreased in patients in the
early stage of COVID-19.
* Lymphocyte percent was inversely linked to patient severity and
prognosis, and could be used to predict COVID-19 patient’s severity and
prognosis