Materials and Methods
This study was conducted retrospectively between March 16 and July 10 in
Diyarbakir Gazi Yasargil Training and Research Hospital with the data of
patients who received inpatient treatment for Covid-19, obtained from
the Hospital Information Management System. This study included 1667
patients who were admitted to the hospital, whose blood group
information was registered in the system and who had a positive PCR test
result, while patients whose blood group information was not registered
in the system and those who had a negative PCR test result were excluded
from the study. As the control group, data from the blood group study
conducted with 127091 people in our province in 2019 were
used.10