Research Center for Environmental Determinants of Health (RCEDH), Health Institute, Kermanshah University of Medical Sciences, Kermanshah, Iran.
Department of Epidemiology, School of Public Health and Safety, Shahid Beheshti University of Medical Sciences, Tehran, Iran.
Arch Iran Med. 2021 Oct 1;24(10):733-740. doi: 10.34172/aim.2021.108.
Clinical manifestations of COVID-19 are different. There are some risk factors for COVID-19. This study aimed to describe the epidemiological features, symptoms and mortality of the patients with COVID-19 in Iran.
This were a cohort study performed on 103,179 patients with COVID-19. The demographic and clinical data were collected in selected provinces. The required data of all patients was extracted from the COVID registry system and analyzed using STATA version 14 and Excel 2016.
The mean age was 52.40 years for men and 52.41 years for women. About 55.2% of the study population were male and 44.8% were female. Totally, 60.9% (5085) of deaths happened in men and 39.1% (3263) in women. The mean time from onset of symptoms to hospitalization in men and women were 3.47 and 3.48 days, respectively. The mean time from onset of symptoms to isolation was 2.81 days in men and was 2.87 days in women, from onset of symptoms to death was 9.29 and 9.54 days, respectively, from onset of symptoms to discharge was 7.47 and 7.39 days, and from hospitalization to death was 6.76 and 7.05 days. Cough and shortness of breath were the most common symptoms in the patients.
According to the results, the overall mortality rate was higher in men than women. Women with cardiovascular disease and diabetes were more likely to die. The mean time from onset of symptoms to hospitalization, isolation, and discharge was similar in men and women.
COVID-19 的临床表现不同。COVID-19 存在一些危险因素。本研究旨在描述伊朗 COVID-19 患者的流行病学特征、症状和死亡率。
这是一项对 103179 例 COVID-19 患者进行的队列研究。在选定的省份收集人口统计学和临床数据。所有患者的所需数据均从 COVID 登记系统中提取，并使用 STATA 版本 14 和 Excel 2016 进行分析。
男性的平均年龄为 52.40 岁，女性为 52.41 岁。研究人群中约有 55.2%为男性，44.8%为女性。总共，60.9%（5085）的死亡发生在男性，39.1%（3263）发生在女性。男性和女性从症状发作到住院的平均时间分别为 3.47 天和 3.48 天。男性从症状发作到隔离的平均时间为 2.81 天，女性为 2.87 天，从症状发作到死亡的平均时间分别为 9.29 天和 9.54 天，从症状发作到出院的平均时间分别为 7.47 天和 7.39 天，从住院到死亡的平均时间分别为 6.76 天和 7.05 天。咳嗽和呼吸急促是患者最常见的症状。
根据结果，男性的总体死亡率高于女性。患有心血管疾病和糖尿病的女性更有可能死亡。男性和女性从症状发作到住院、隔离和出院的平均时间相似。
