F2 and COVID-19: When Table 1 is examined, patients who died from COVID-19 had C-reactive protein (CRP, 72.00 against 6.76 x mg/L), D-dimer (541.0 against 1277.00 x μg/L), Ferritin (225.95 against 395.0 x μg/L), Fibrinogen (3.21 against 3.50×g/L), international normalized ratio (INR, 1.10 against 1.25), PT (13.10 against 14.83 s), procalcitonin (0.12 against 2.75 x μg/L), erythrocyte sedimentation rate (ESR, 17.00 against 47.05 x mm/hr) and troponin (17.00 against 57.00 x ng/L) values were higher than in the living patients.