COVID-19(7) Admission(7) Patient(7) negative patients(7) positive(7) COVID-19 patient(7) diabetes(4) FCS(4) Analysis(4) Whole blood(4) composite endpoint(4) Metrics(4) fibrinogen(4) thrombotic(4) thrombotic event(4) less(4) Thrombotic events(4) Prospective Study(4) COVID-19 negative(4) marker(4) observational study(4) thromboelastography(4) observation(4) Thromboembolism(4) Comparisons(4) MOST(4) identify(4) prognostic(4) Hospitalization(4) diabete(4)