Epidemiological and clinical features of 2019-nCoV acute respiratory disease cases in Chongqing municipality, China: a retrospective, descriptive, multiple-center study

Di Qi; Xiaofeng Yan; Xumao Tang; Junnan Peng; Qian Yu; Longhua Feng; Guodan Yuan; An Zhang; Yaokai Chen; Jing Yuan; Xia Huang; Xianxiang Zhang; Peng Hu; Yuyan Song; Chunfang Qian; Qiangzhong Sun; Daoxin Wang; Jin Tong; Jianglin Xiang

In our study, the majority critically severe patients are older and male, consistent with gender difference in previous researches 6, 13, 14 Compared with patients who had a definite direct exposure to Huanan seafood market in Wuhan, the epidemics in Chongqing has transmitted to the coexistence of imported cases and local sporadic or clustered cases. As the strong epidemic control in Hubei was implemented, clustered cases or family aggregation cases gradually compose the majority of confirmed cases in Chongqing. Although small part of patients in Chongqing had coexisting chronic disease, relatively less frequent than that of patients in Wuhan 6 , severe patients were more likely to suffer from underlying comorbidities (diabetes, obesity, cardiovascular and cerebrovascular diseases), All rights reserved. No reuse allowed without permission. author/funder, who has granted medRxiv a license to display the preprint in perpetuity.