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Zhengyi Ni
Researcher at Guangzhou Medical University
Publications - Â 8
Citations - Â 25444
Zhengyi Ni is an academic researcher from Guangzhou Medical University. The author has contributed to research in topics: Hazard ratio & Intensive care unit. The author has an hindex of 6, co-authored 7 publications receiving 18703 citations.
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Journal ArticleDOI
Clinical Characteristics of Coronavirus Disease 2019 in China.
Wei-jie Guan,Zhengyi Ni,Yu Hu,Wenhua Liang,Chun-Quan Ou,Jianxing He,Lei Liu,Hong Shan,Chunliang Lei,David S.C. Hui,Bin Du,Lanjuan Li,Guang Zeng,Kowk-Yung Yuen,Ruchong Chen,Chun-Li Tang,Tao Wang,Ping-Yan Chen,Jie Xiang,Shiyue Li,Jinlin Wang,Zi-jing Liang,Yi-xiang Peng,Li Wei,Yong Liu,Ya-hua Hu,Peng Peng,Jian-ming Wang,Ji-yang Liu,Zhong Chen,Gang Li,Zhi-jian Zheng,Shao-qin Qiu,Jie Luo,Chang-jiang Ye,Shao-yong Zhu,Nanshan Zhong +36 more
TL;DR: During the first 2 months of the current outbreak, Covid-19 spread rapidly throughout China and caused varying degrees of illness, and patients often presented without fever, and many did not have abnormal radiologic findings.
Posted ContentDOI
Clinical characteristics of 2019 novel coronavirus infection in China
Wei-jie Guan,Zhengyi Ni,Yu Hu,Wenhua Liang,Chun-Quan Ou,Jianxing He,Lei Liu,Hong Shan,Chunliang Lei,David S.C. Hui,Bin Du,Lanjuan Li,Guang Zeng,Kowk-Yung Yuen,Ruchong Chen,Chun-Li Tang,Tao Wang,Ping-Yan Chen,Jie Xiang,Shiyue Li,Jinlin Wang,Zi-jing Liang,Yi-xiang Peng,Li Wei,Yong Liu,Ya-hua Hu,Peng Peng,Jian-ming Wang,Ji-yang Liu,Zhong Chen,Gang Li,Zhi-jian Zheng,Shao-qin Qiu,Jie Luo,Chang-jiang Ye,Shao-yong Zhu,Nanshan Zhong +36 more
TL;DR: The 2019-nCoV epidemic spreads rapidly by human-to-human transmission and the disease severity (including oxygen saturation, respiratory rate, blood leukocyte/lymphocyte count and chest X-ray/CT manifestations) predict poor clinical outcomes.
Posted ContentDOI
Comorbidity and its impact on 1,590 patients with COVID-19 in China: A Nationwide Analysis
Wei-jie Guan,Wenhua Liang,Yi Zhao,Hengrui Liang,Zisheng Chen,Yimin Li,Xiaoqing Liu,Ruchong Chen,Chun-Li Tang,Tao Wang,Chun-Quan Ou,Li Li,Ping-Yan Chen,Ling Sang,Wei Wang,Jianfu Li,Caichen Li,Limin Ou,Bo Cheng,Shan Xiong,Zhengyi Ni,Jie Xiang,Yu Hu,Lei Liu,Hong Shan,Chunliang Lei,Yi-xiang Peng,Li Wei,Yong Liu,Ya-hua Hu,Peng Peng,Jian-ming Wang,Ji-yang Liu,Zhong Chen,Gang Li,Zhi-jian Zheng,Shao-qin Qiu,Jie Luo,Chang-jiang Ye,Shao-yong Zhu,Linling Cheng,Feng Ye,Shiyue Li,Jinping Zheng,Nuofu Zhang,Nanshan Zhong,Jianxing He +46 more
TL;DR: Comorbidities are present in around one fourth of patients with COVID-19 in China, and predispose to poorer clinical outcomes, and have significantly escalated risks of reaching to the composite endpoint compared with those who had a single comorbidity.
Journal ArticleDOI
Risk Factors of Fatal Outcome in Hospitalized Subjects With Coronavirus Disease 2019 From a Nationwide Analysis in China.
Ruchong Chen,Wenhua Liang,Mei Jiang,Wei-jie Guan,Chen Zhan,Tao Wang,Chun-Li Tang,Ling Sang,Jiaxing Liu,Zhengyi Ni,Yu Hu,Lei Liu,Hong Shan,Chunliang Lei,Yi-xiang Peng,Li Wei,Yong Liu,Ya-hua Hu,Peng Peng,Jian-ming Wang,Ji-yang Liu,Zhong Chen,Gang Li,Zhi-jian Zheng,Shao-qin Qiu,Jie Luo,Chang-jiang Ye,Shao-yong Zhu,Xiaoqing Liu,Linling Cheng,Feng Ye,Jinping Zheng,Nuofu Zhang,Yimin Li,Jianxing He,Shiyue Li,Nanshan Zhong +36 more
TL;DR: The proposed nomogram accurately predict clinical outcomes of patients with COVID-19 based on individual characteristics and has sufficient discriminatory power with the C-index of 0.91.
Journal ArticleDOI
Longitudinal hematologic and immunologic variations associated with the progression of COVID-19 patients in China.
Ruchong Chen,Ling Sang,Mei Jiang,Zhaowei Yang,Nan Jia,Wan-Yi Fu,Jiaxing Xie,Wei-jie Guan,Wenhua Liang,Zhengyi Ni,Yu Hu,Lei Liu,Hong Shan,Chunliang Lei,Yi-xiang Peng,Li Wei,Yong Liu,Ya-hua Hu,Peng Peng,Jian-ming Wang,Ji-yang Liu,Zhong Chen,Gang Li,Zhi-jian Zheng,Shao-qin Qiu,Jie Luo,Chang-jiang Ye,Shao-yong Zhu,Jinping Zheng,Nuofu Zhang,Yimin Li,Jianxing He,Jing Li,Shiyue Li,Nanshan Zhong +34 more
TL;DR: Hematologic and immunologic impairment showed a significantly different profile between survivors and non-survivors in COVID-19 patients with different severity, and a multivariate Cox regression model suggested that restored levels of lymphocytes, eosinophils and platelets could serve as the predictors for the recovery, while progressive increases in neutrophils, basophil and IL-6 were associated with fatal outcome.