COVID-19(21) Patient(12) diabetes(10) intensive care(9) hyperglycemia(9) Result(8) SARS-CoV-2(8) objective(8) Hospitalization(8) Mortality(7) patients with COVID-19(6) COVID-19 pandemic(5) significant increase(5) Hospitalized(5) patients(5) risk(5) Admission(5) outcome(5) retrospective(5) examined(4) demographic(4) diabete(4) single-center(4) article(4) required(4) Clinical outcome(4) Controlled trial(4) clinical(4) review(4) conducted(3)