Lihua Zhu, Zhi-Gang She, Xu Cheng, Juan-Juan Qin, Xiao-Jing Zhang, Jingjing Cai, Fang Lei, Haitao Wang, Jing Xie, Wenxin Wang, Haomiao Li, Peng Zhang, Xiaohui Song, Xi Chen, Mei Xiang, Chaozheng Zhang, Liangjie Bai, Da Xiang, Ming-Ming Chen, Yanqiong Liu, Youqin Yan, Mingyu Liu, Weiming Mao, Jinjing Zou, Liming Liu, Guohua Chen, Pengcheng Luo, Bing Xiao, Changjiang Zhang, Zixiong Zhang, Zhigang Lu, Junhai Wang, Haofeng Lu, Xigang Xia, Daihong Wang, Xiaofeng Liao, Gang Peng, Ping Ye, Jun Yang, Yufeng Yuan, Xiaodong Huang, Jiao Guo, Bing-Hong Zhang, Hongliang Li
Journal: Cell metabolism 2020;31(6):1068-1077.e3
PMID: 32369736
The novel coronavirus disease 2019 (COVID-19) is caused by infection from the newly emerged, highly contagious coronavirus SARS-CoV-2. The aim of this study was to analyse the association between plasma glucose levels and clinic outcomes in COVID-19 patients with type 2 diabetes (T2D). The study is a retrospective longitudinal, multi-centre study from a cohort of 7,337 COVID-19 cases enrolled among 19 hospitals. Results show that patients with pre-existing T2D received significantly more intensive integrated treatments to manage their symptoms of COVID-19 than the non-diabetic subjects. Furthermore, findings indicate that well-controlled blood glucose was associated with a markedly improved outcome of patients with COVID-19 and pre-existing T2D. Authors conclude that T2D is an important risk factor for COVID-19 progression and adverse endpoints, and well-controlled blood glucose is associated with a significant reduction in the composite adverse outcomes and death.
Type 2 diabetes (T2D) is a major comorbidity of COVID-19. However, the impact of blood glucose (BG) control on the degree of required medical interventions and on mortality in patients with COVID-19 and T2D remains uncertain. Thus, we performed a retrospective, multi-centered study of 7,337 cases of COVID-19 in Hubei Province, China, among which 952 had pre-existing T2D. We found that subjects with T2D required more medical interventions and had a significantly higher mortality (7.8% versus 2.7%; adjusted hazard ratio [HR], 1.49) and multiple organ injury than the non-diabetic individuals. Further, we found that well-controlled BG (glycemic variability within 3.9 to 10.0 mmol/L) was associated with markedly lower mortality compared to individuals with poorly controlled BG (upper limit of glycemic variability exceeding 10.0 mmol/L) (adjusted HR, 0.14) during hospitalization. These findings provide clinical evidence correlating improved glycemic control with better outcomes in patients with COVID-19 and pre-existing T2D.
Copyright © 2020 Elsevier Inc. All rights reserved.
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