RT Journal Article SR Electronic T1 Clinical characteristics and in-hospital mortality of COVID-19 adult patients in Saudi Arabia JF Saudi Medical Journal JO Saudi Med J FD Prince Sultan Military Medical City SP 1217 OP 1226 DO 10.15537/smj.2020.11.25495 VO 41 IS 11 A1 Samah I. Abohamr A1 Rami M. Abazid A1 Mubarak A. Aldossari A1 Hala A. Amer A1 Omar S. Badhawi A1 Obaid M. Aljunaidi A1 Shaimaa H. Alzarzour A1 Hiba M. Saadeddin A1 Fayaz A. Bhat A1 Eman Elsheikh YR 2020 UL http://smj.org.sa/content/41/11/1217.abstract AB Objectives: To provide a detailed study of demographic, baseline comorbidities, clinical features, and outcome for Coronavirus disease 2019 (COVID-19) patients.Methods: A record-based case-series study conducted from March 23 to June 15, 2020 in King Saud Medical City, Riyadh, Saudi Arabia. Demographic data, clinical presentation, laboratory investigations, complications, and in-hospital outcome of COVID-19 patients collected with analysis of the clinical characteristics for survivors and deceased.Results: A total of 768 patients were included. The mean age was 46.36±13.7 years and 76.7% were men. Approximately 96.3% reported more than one comorbidity; diabetes mellitus was the most frequent (46.4%). Fever (84.5%), cough (82.3%), and shortness of breath (79.8%) were the main presenting symptoms. During the follow-up, pneumonia reported in 68.6%, acute respiratory distress syndrome in 32.7%, septic shock in 20.7%, respiratory failure in 20.3%, and acute kidney injury in 19.3%. Approximately 45.8% of enrolled patients required intensive care unit admission. Lung disease (odd ratio [OR]=3.862 with 95% confident interval [CI] (2.455-6.074), obesity (OR=3.732, CI=2.511-5.546), smoking (OR=2.991, CI=2.072-4.317), chronic kidney disease (OR=2.296. CI=1.497-3.521), and diabetes mellitus (OR=2.291, CI=1.714-3.063) are predictors of ICU admission. Fatality ratio was 89/2084 (4.27%). Men were more prevalent in dead group.Conclusion: Coronavirus disease 2019 places a huge burden on healthcare facilities, particularly in patients with comorbidity. Coronavirus disease 2019 patients who are obese and smokers with history of diabetes mellitus have a high risk of death.