Open Journal of Epidemiology, 2021, 11, 56-69 https://www.scirp.org/journal/ojepi ISSN Online: 2165-7467 ISSN Print: 2165-7459 DOI: 10.4236/ojepi.2021.111006 Feb. 4, 2021 56 Open Journal of Epidemiology Epidemiological Characteristics of COVID-19 Confirmed Cases in Muscat Governorate, Sultanate of Oman Lamya Al Balushi 1 , Fatma Al Fahdi 1 , Thamra Al Ghafri 2 , Mohammed Amin 1 , Jeffrey Singh 1 , Balqees Al Siyabi 1 , Mariam Al Kalbani 1 , Maya Al Kindi 3 , Fatma Al Balushi 1 , Haleema Al Ghazaili 1 , Malak Al Alwai 4 , Salwa Al Mashari 5 , Hanan Al Kindi 3 , Ahlam Al Rumhi 2 , Ibtisam Al Shidhani 1 , Zainb Al Balushi 1 , Padmamohan J. Kurup 1 , Fatma Al Ajmi 2 1 Disease Surveillance and Control, Directorate General for Health Services, Muscat Governorate, Ministry of Health, Muscat, Oman 2 Directorate General for Health Services, Muscat Governorate, Ministry of Health, Muscat, Oman 3 Primary Health Care, Directorate General for Health Services, Muscat Governorate, Ministry of Health, Muscat, Oman 4 Directorate General of Khoula Hospital, Muscat, Oman 5 Directorate General for Disease Surveillance and Control, Ministry of Health, Muscat, Oman Abstract Introduction: The coronavirus disease 2019 (COVID-19) was declared as pandemic by WHO by March 11th. First case reported in Oman was on 24th February 2020 and later the country went through stages of epidemic pro- gression. This study describes the sociodemographic and epidemiological characteristics of confirmed COVID-19 cases in Muscat governorate and re- lated outcomes. Materials and Methods: This is a descriptive, exploratory analysis of all lab confirmed COVID 19 cases that were reported from 1st February to 31st May 2020. Data for the study was primarily extracted from notifications system established for surveillance (Tarassud). Secondary data sources were, contact listings and hospital medical records. Results: 11,648 initial cases of confirmed COVID-19 infections were included. The mean age was 35 years, 84.7% (N = 9862) were males, 25.9% (N = 3017) were Omanis, and 74.1% (N = 8631) were expatriates of which Indian origin were the ma- jority (37%). Fever and cough were the most common presentations (46.3% and 29.5% respectively). Diabetes and hypertension were the most common comorbidities (4.9% and 4.6% respectively). Hospital admission was required for 7% (N = 811) of the total reported cases, out of them 171 cases (21%) were How to cite this paper: Al Balushi, L., Al Fahdi, F., Al Ghafri, T., Amin, M., Singh, J., Al Siyabi, B., Al Kalbani, M., Al Kindi, M., Al Balushi, F., Al Ghazaili, H., Al Alwai, M., Al Mashari, S., Al Kindi, H., Al Rumhi, A., Al Shidhani, I., Al Balushi, Z., Kurup, P.J. and Al Ajmi, F. (2021) Epidemiological Characteristics of COVID-19 Confirmed Cases in Muscat Governorate, Sultanate of Oman. Open Journal of Epidemiology, 11, 56-69. https://doi.org/10.4236/ojepi.2021.111006 Received: December 6, 2020 Accepted: February 1, 2021 Published: February 4, 2021 Copyright © 2021 by author(s) and Scientific Research Publishing Inc. This work is licensed under the Creative Commons Attribution International License (CC BY 4.0). http://creativecommons.org/licenses/by/4.0/ Open Access