1.Perioperative mortality and morbidity of hip fractures among COVID-19 infected and non-infected patients: A systematic review and meta-analysis.
Sujit Kumar TRIPATHY ; Paulson VARGHESE ; Sibasish PANIGRAHI ; Bijnya Birajita PANDA ; Anand SRINIVASAN ; Ramesh Kumar SEN
Chinese Journal of Traumatology 2023;26(3):162-173
PURPOSE:
Hip fractures among elderly patients are surgical emergencies. During COVID-19 pandemic time, many such patients could not be operated at early time because of the limitation of the medical resources, the risk of infection and redirection of medical attention to a severe infective health problem.
METHODS:
A search of electronic databases (PubMed, Medline, CINAHL, EMBASE and the Cochrane Central Register of Controlled Trials) with the keywords "COVID", "COVID-19″, "SARS-COV-2", "Corona", "pandemic", "hip fracture", "trochanteric fracture" and "neck femur fracture" revealed 64 studies evaluating treatment of hip fracture in elderly patients during COVID-19 pandemic time. The 30-day mortality rate, inpatient mortality rate, critical care/special care need, readmission rate and complications rate in both groups were evaluated. Data were analyzed using Review Manager (RevMan) V.5.3.
RESULTS:
After screening, 7 studies were identified that described the mortality and morbidity in hip fractures in both COVID-19 infected (COVID-19 +) and non-infected (COVID-19 -) patients. There were significantly increased risks of 30-day mortality (32.23% COVID-19 + death vs. 8.85% COVID-19 - death) and inpatient mortality (29.33% vs. 2.62%) among COVID-19 + patients with odds ratio (OR) of 4.84 (95% CI: 3.13 - 7.47, p < 0.001) and 15.12 (95% CI: 6.12 - 37.37, p < 0.001), respectively. The COVID-19 + patients needed more critical care admission (OR = 5.08, 95% CI: 1.49 - 17.30, p < 0.009) and they remain admitted for a longer time in hospital (mean difference = 3.6, 95% CI: 1.74 - 5.45, p < 0.001); but there was no difference in readmission rate between these 2 groups. The risks of overall complications (OR = 17.22), development of pneumonia (OR = 22.25), and acute respiratory distress syndrome/acute respiratory failure (OR = 32.96) were significantly high among COVID-19 + patients compared to COVID-19 - patients.
CONCLUSIONS
There are increased risks of the 30-day mortality, inpatient mortality and critical care admission among hip fracture patients who are COVID-19 +. The chances of developing pneumonia and acute respiratory failure are more in COVID-19 + patients than in COVID-19 ‒ patients.
Humans
;
Aged
;
COVID-19/epidemiology*
;
Pandemics
;
Hospital Mortality
;
Hip Fractures/surgery*
;
Pneumonia
;
Morbidity
;
Respiratory Insufficiency/complications*
2.Clinical characteristics of influenza pneumonia in the elderly and relationship between D-dimer and disease severity.
Jia LI ; Yu XU ; You Ya WANG ; Zhan Cheng GAO
Journal of Peking University(Health Sciences) 2022;54(1):153-160
OBJECTIVE:
To clarify the clinical characteristics of influenza pneumonia in the elderly patients and the relationship between D-dimer and the severity of influenza pneumonia.
METHODS:
In the study, 52 hospitalized patients older than 65 years with confirmed influenza pneumonia diagnosed in Peking University People's Hospital on 5 consecutive influenza seasons from 2014 were retrospectively analyzed. General information, clinical symptoms, laboratory data, treatment methods and prognosis of the patients were collected. The relationship between D-dimer and pneumonia severity was analyzed, and receiver operating characteristic (ROC) curve was used to evaluate the predictive value of D-dimer.
RESULTS:
Among the 52 patients, 31 were male (31/52, 59.6%), the average age was (77.1±7.4) years, and 19 of them (36.5%) were diagnosed with severe pneumonia. About 70% patients presenting with fever. In the severe group, the patients were more likely to complain of dyspnea than in the non-severe group (14/19, 73.7% vs. 10/33, 30.3%, P=0.004), severe pneumonia group had higher level of CURB-65 (confusion, urea, respiratory rate, blood pressure, and age>65), pneumonia severity index (PSI), C-reactive protein, urea nitrogen, lactate dehydrogenase, fasting glucose, and D-dimer (P value was 0.004, < 0.001, < 0.001, 0.003, 0.038, 0.018, and < 0.001, respectively), albumin was lower than that in the non-severe group [(35.8±5.6) g/L vs. (38.9±3.5) g/L, t=-2.348, P=0.018]. There was a significant positive correlation between the D-dimer at the first admission and PSI score (r=0.540, 95%CI: 0.302 to 0.714, P < 0.001), while a significant negative correlation with PaO2/FiO2 (r=-0.559, 95%CI: -0.726 to -0.330, P < 0.001). Area under the curve of D-dimer was 0.765 (95%CI: 0.627 to 0.872). Area under the curve of PSI was 0.843 (95%CI: 0.716 to 0.929). There was no statistically significant difference in test efficacy between the two (Z=2.360, P=0.174). D-dimer level over 1 225 μg/L had a positive predict value for influenza pneumonia in hospital death with a sensitivity of 76.92% and a specificity of 74.36%.
CONCLUSION
Influenza pneumonia in the elderly always has atypical symptoms, dyspnea is a prominent feature in severe cases, D-dimer level is associated with the severity of influenza pneumonia, and greater than 1 200 μg/L has a good predictive value for in-hospital death in the elderly.
Aged
;
Aged, 80 and over
;
Fibrin Fibrinogen Degradation Products
;
Hospital Mortality
;
Humans
;
Influenza, Human/diagnosis*
;
Male
;
Pneumonia/diagnosis*
;
Prognosis
;
ROC Curve
;
Retrospective Studies
;
Severity of Illness Index
3.Analysis of child mortality under 5 years old in Liuyang City from 2013 to 2020.
Huihuang ZHOU ; Manman ZHANG ; Shaoru CHEN ; Ying YANG ; Jianwu WANG
Journal of Central South University(Medical Sciences) 2022;47(3):352-357
OBJECTIVES:
To provide reference basis for reducing the mortality for children under 5 years old and promote the healthy development, the mortality for children under 5 years old and the main causes for death in Liuyang City from 2013 to 2020 are analyzed.
METHODS:
The data of 725 cases of death for children under 5 years old in Liuyang City from 2013 to 2020 were collected.The causes and difference of death among the children were analyzed retrospectively by descriptive statistic methods.
RESULTS:
There were a total of 144 516 live births in Liuyang City from 2013 to 2020. The mortality for children under 5 years old was 5.01‰, for infants was 3.39‰, and for newborns was 1.63‰. The male child mortality was 5.28‰, and the female child mortality rate was 4.72‰, with significant difference (P>0.05). The mortality for children under 5 years old was seasonal fluctuation, without significant difference among seasons (P>0.05). For the past 5 years, the top 3 causes for death among children under 5 years old were preterm birth and low birth weight, congenital heart disease, and pneumonia. Before death, 341 cases (47.04%) were treated in provincial hospitals, 198 cases (27.31%) in county-level hospitals, 56 cases (7.72%) in village-level hospitals, and 130 cases (17.93%) were not treated.
CONCLUSIONS
The mortality for children under 5 years old in Liuyang City is gradually reduced in the past 5 years. The main causes for death are premature birth and low birth weight, congenital heart disease and pneumonia. We should develop healthy education, improve the rate of prenatal diagnosis, promote the construction of obstetrics and paediatrics, and fundamentally reduce the mortality for children under 5 years old.
Cause of Death
;
Child
;
Child Mortality
;
Child, Preschool
;
Female
;
Heart Defects, Congenital
;
Humans
;
Infant
;
Infant Mortality
;
Infant, Newborn
;
Male
;
Pneumonia/epidemiology*
;
Pregnancy
;
Premature Birth
;
Retrospective Studies
4.Risks factors for death among COVID-19 patients combined with hypertension, coronary heart disease or diabetes.
Hang YANG ; Lin Cheng YANG ; Rui Tao ZHANG ; Yun Peng LING ; Qing Gang GE
Journal of Peking University(Health Sciences) 2020;52(3):420-424
OBJECTIVE:
The pathogenesis of myocardial injury upon corona virus disease 2019 (COVID-19) infection remain unknown,evidence of impact on outcome is insufficient, therefore, we aim to investigate the risk factors for death among COVID-19 patients combined with hypertension, coronary heart disease or diabetes in this study.
METHODS:
This was a single-centered, retrospective, observational study. Patients of Sino-French Eco-City section of Tongji Hospital, Wuhan, China attended by Peking University Supporting Medical Team and admitted from Jan. 29, 2020 to Mar. 20, 2020 were included. The positive nucleic acid of COVID-19 virus and combination with hypertension, coronary heart disease or diabetes were in the standard. We collected the clinical data and laboratory examination results of the eligible patients to evaluate the related factors of death.
RESULTS:
In the study, 94 COVID-19 patients enrolled were divided into the group of death (13 cases) and the group of survivors (81 cases), the average age was 66.7 years. Compared with the survival group, the death group had faster basal heart rate(103.2 beats/min vs. 88.4 beats /min, P=0.004), shortness of breath(29.0 beats /min vs. 20.0 beats /min, P<0.001), higher neutrophil count(9.2×109/L vs. 3.8×109/L, P<0.001), lower lymphocyte count(0.5×109/L vs. 1.1×109/L, P<0.001), creatine kinase MB(CK-MB, 3.2 μg/L vs. 0.8 μg/L, P<0.001), high sensitivity cardiac troponin Ⅰ(hs-cTnⅠ, 217.2 ng/L vs. 4.9 ng/L, P<0.001), N-terminal pro brain natriuretic peptide(NT-proBNP; 945.0 μg/L vs. 154.0 μg/L, P<0.001), inflammatory factor ferritin(770.2 μg/L vs. 622.8 μg/L , P=0.050), interleukin-2 recepter(IL-2R, 1 586.0 U/mL vs. 694.0 U/mL, P<0.001), interleukin-6(IL-6, 82.3 ng/L vs. 13.0 ng/L, P<0.001), interleukin-10(IL-10, 9.8 ng/L vs. 5.0 ng/L, P<0.001)were higher than those in the survival group. Univariate logistic regression analysis showed that the risk factors for death were old age, low non oxygen saturation, low lymphocyte count, myocardial injury, abnormal increase of IL 2R, IL-6, and IL-10. Multivariate regression showed that old age (OR=1.11, 95%CI=1.03-1.19, P=0.026), low non oxygen saturation(OR=0.85, 95%CI=0.72-0.99, P=0.041), and abnormal increase of IL-10(>9.1 ng/L, OR=101.93, 95%CI=4.74-2190.71, P=0.003)were independent risk factors for COVID-19 patients combined with hypertension, coronary heart disease or diabetes.
CONCLUSION
In COVID-19 patients combined with hypertension, coronary heart disease or diabetes, the risk factors for death were old age, low non oxygen saturation, low lymphocyte count, myocardial injury, and abnormal increase of IL-2R, IL-6, and IL-10. Old age, low non oxygen saturation and abnormal increase of IL-10 were independent risk factors.
Aged
;
Betacoronavirus
;
COVID-19
;
China/epidemiology*
;
Coronary Disease/complications*
;
Coronavirus Infections/mortality*
;
Diabetes Mellitus
;
Humans
;
Hypertension/complications*
;
Pandemics
;
Pneumonia, Viral/mortality*
;
Retrospective Studies
;
Risk Factors
;
SARS-CoV-2
5.Characteristics and Outcomes of COVID-19 Patients with Respiratory Failure Admitted to a "Pandemic Ready" Intensive Care Unit - Lessons from Singapore.
Si Yuan CHEW ; Yee Shay LEE ; Deepak GHIMIRAY ; Chee Keat TAN ; Gerald Sw CHUA
Annals of the Academy of Medicine, Singapore 2020;49(7):434-448
INTRODUCTION:
Singapore was one of the first countries affected by the coronavirus disease 2019 (COVID-19) pandemic but has been able to prevent its healthcare system and intensive care units (ICU) from being overwhelmed. We describe the clinical features, management and outcomes of COVID-19 patients with respiratory failure admitted to our ICU.
MATERIALS AND METHODS:
A case series of COVID-19 patients admitted to our ICU for respiratory failure from 7 February, with data censoring at 30 June 2020, was performed from a review of medical records.
RESULTS:
Twenty-two COVID-19 patients were admitted to our ICU for respiratory failure. The median age was 54.5 years (IQR 30-45.5), 72.7% were male and had at least one comorbidity. The Sequential Organ Failure Assessment (SOFA) and Acute Physiology and Chronic Health Evaluation (APACHE) II scores were 2.5 (IQR 1.25-7) and 10 (8.25-12) respectively. Thirteen patients required invasive mechanical ventilation (IMV) and had a median PaO2/FiO2 ratio of 194 mmHg (IQR 173-213) after intubation. The 28-day survival was 100%, with 2 patients demising subsequently. The overall ICU mortality rate was 9.1% at the time of data censoring. In IMV survivors, length of IMV and ICU stay were 11 days (IQR 9-17.75) and 16 days (IQR 12-32) respectively.
CONCLUSION
Low COVID-19 ICU mortality was observed in our "pandemic-ready" ICU. This was achieved by having adequate surge capacity to facilitate early ICU admission and IMV, lung protective ventilation, and slow weaning. Being able to maintain clinical standards and evidence-based practices without having to resort to rationing contributed to better outcomes.
APACHE
;
Adult
;
Aged
;
Betacoronavirus
;
Coronavirus Infections
;
complications
;
mortality
;
therapy
;
Critical Care
;
organization & administration
;
Female
;
Hospital Mortality
;
Hospitalization
;
Humans
;
Male
;
Middle Aged
;
Pandemics
;
Pneumonia, Viral
;
complications
;
mortality
;
therapy
;
Respiration, Artificial
;
Respiratory Insufficiency
;
mortality
;
therapy
;
virology
;
Retrospective Studies
;
Singapore
6.Epidemic features of coronavirus disease 2019 in Hunan Province.
Yitao MAO ; Huihui ZENG ; Ying WANG ; Juxiong XIAO ; Wei YANG ; Gaofeng ZHOU ; Weihua LIAO
Journal of Central South University(Medical Sciences) 2020;45(5):576-581
OBJECTIVES:
To explore and analyze the epidemic features of coronavirus disease 2019 (COVID-19) in Hunan Province from January 21, 2020 to March 14, 2020, as well as to investigate the COVID-19 epidemics in each city of Hunan Province.
METHODS:
The epidemic data was obtained from the official website of Hunan Province's Health Commission. The data of each city of Hunan Province was analyzed separately. Spatial distribution of cumulative confirmed COVID-19 patients and the cumulative occurrence rate was drawn by ArcGIS software for each city in Hunan Province. Some regional indexes were also compared with that in the whole country.
RESULTS:
The first patient was diagnosed in January 21, sustained patient growth reached its plateau in around February 17. Up to March 14, the cumulative confirmed COVID-19 patients stopped at 1 018. The cumulative occurrence rate of COVID-19 patients was 0.48 per 0.1 million person. The number of cumulative severe patients was 150 and the number of cumulative dead patients was 4. The mortality rate (0.39%) and the cure rate (99.6%) in Hunan Province was significantly lower and higher respectively than the corresponding average rate in the whole country (0.90% and 96.2%, Hubei excluded). The first 3 cities in numbers of the confirmed patients were Changsha, Yueyang, and Shaoyang. While sorted by the cumulative occurrence rate, the first 3 cities in incidence were Changsha, Yueyang, and Zhuzhou.
CONCLUSIONS
The epidemic of COVID-19 spread out smoothly in Hunan Province. The cities in Hunan Province implement anti-disease strategies based on specific situations on their own and keep the epidemic in the range of controllable.
Betacoronavirus
;
China
;
epidemiology
;
Cities
;
epidemiology
;
Coronavirus Infections
;
epidemiology
;
mortality
;
Humans
;
Pandemics
;
Pneumonia, Viral
;
epidemiology
;
mortality
7.Coronavirus disease 2019 in the elderly: Clinical characteristics, diagnosis and treatment strategies.
Journal of Central South University(Medical Sciences) 2020;45(5):549-554
Many countries in the world have faced with coronavirus disease 2019 (COVID-19) epidemic since December 2019, while the proportion of elderly patients with COVID-19 in severe and death cases is relatively high. At present, China is in the rapid development stage of population aging, and the demand of the elderly for medical care, health care, nursing and life services far exceeds that of other people. Especially in the period of COVID-19, it is particularly urgent to summarize more experience and methods in time to reduce the infection rate, the incidence of critical illness, and the mortality rate. Therefore, this review combines the existing research results with clinic experience of diagnosis and treatment for senile infectious diseases, summarizes the clinical characteristics and puts forward the prevention strategies of elderly COVID-19 patients, which provide evidence for effective prevention and treatment of COVID-19 in elderly patients, improvement of cure rate, and reduction of severe incidence rate and mortality.
Aged
;
Betacoronavirus
;
China
;
Coronavirus Infections
;
diagnosis
;
mortality
;
therapy
;
Humans
;
Pandemics
;
Pneumonia, Viral
;
diagnosis
;
mortality
;
therapy
8.Exploring an Integrative Therapy for Treating COVID-19: A Randomized Controlled Trial.
Jia-Bo WANG ; Zhong-Xia WANG ; Jing JING ; Peng ZHAO ; Jing-Hui DONG ; Yong-Feng ZHOU ; Guang YANG ; Ming NIU ; Xu ZHAO ; Tian-Jun JIANG ; Jing-Feng BI ; Zhe XU ; Ping ZHANG ; Dan WU ; Zhao-Fang BAI ; Yu-Ming GUO ; Si-Miao YU ; Yong-Qiang SUN ; Zi-Teng ZHANG ; Xiao-Yan ZHAN ; Peng-Yan LI ; Jin-Biao DING ; Peng-Fei ZHAO ; Xue-Ai SONG ; Jian-Yuan TANG ; Dong-Chu HE ; Zhu CHEN ; En-Qiang QIN ; Rui-Lin WANG ; Xiao-He XIAO
Chinese journal of integrative medicine 2020;26(9):648-655
OBJECTIVES:
To develop a new Chinese medicine (CM)-based drug and to evaluate its safety and effect for suppressing acute respiratory distress syndrome (ARDS) in COVID-19 patients.
METHODS:
A putative ARDS-suppressing drug Keguan-1 was first developed and then evaluated by a randomized, controlled two-arm trial. The two arms of the trial consist of a control therapy (alpha interferon inhalation, 50 µg twice daily; and lopinavir/ritonavir, 400 and 100 mg twice daily, respectively) and a testing therapy (control therapy plus Keguan-1 19.4 g twice daily) by random number table at 1:1 ratio with 24 cases each group. After 2-week treatment, adverse events, time to fever resolution, ARDS development, and lung injury on newly diagnosed COVID-19 patients were assessed.
RESULTS:
An analysis of the data from the first 30 participants showed that the control arm and the testing arm did not exhibit any significant differences in terms of adverse events. Based on this result, the study was expanded to include a total of 48 participants (24 cases each arm). The results show that compared with the control arm, the testing arm exhibited a significant improvement in time to fever resolution (P=0.035), and a significant reduction in the development of ARDS (P=0.048).
CONCLUSIONS
Keguan-1-based integrative therapy was safe and superior to the standard therapy in suppressing the development of ARDS in COVID-19 patients. (Trial registration No. NCT04251871 at www.clinicaltrials.gov ).
Administration, Inhalation
;
Adult
;
China
;
Coronavirus Infections
;
diagnosis
;
drug therapy
;
mortality
;
Dose-Response Relationship, Drug
;
Drug Administration Schedule
;
Drugs, Chinese Herbal
;
administration & dosage
;
Female
;
Follow-Up Studies
;
Humans
;
Integrative Medicine
;
Interferon-alpha
;
administration & dosage
;
Lopinavir
;
administration & dosage
;
Male
;
Middle Aged
;
Pandemics
;
Pneumonia, Viral
;
diagnosis
;
drug therapy
;
mortality
;
Risk Assessment
;
Severe Acute Respiratory Syndrome
;
diagnosis
;
drug therapy
;
mortality
;
Severity of Illness Index
;
Survival Rate
9.Lung transplantation as therapeutic option in acute respiratory distress syndrome for coronavirus disease 2019-related pulmonary fibrosis.
Jing-Yu CHEN ; Kun QIAO ; Feng LIU ; Bo WU ; Xin XU ; Guo-Qing JIAO ; Rong-Guo LU ; Hui-Xing LI ; Jin ZHAO ; Jian HUANG ; Yi YANG ; Xiao-Jie LU ; Jia-Shu LI ; Shu-Yun JIANG ; Da-Peng WANG ; Chun-Xiao HU ; Gui-Long WANG ; Dong-Xiao HUANG ; Guo-Hui JIAO ; Dong WEI ; Shu-Gao YE ; Jian-An HUANG ; Li ZHOU ; Xiao-Qin ZHANG ; Jian-Xing HE
Chinese Medical Journal 2020;133(12):1390-1396
BACKGROUND:
Critical patients with the coronavirus disease 2019 (COVID-19), even those whose nucleic acid test results had turned negative and those receiving maximal medical support, have been noted to progress to irreversible fatal respiratory failure. Lung transplantation (LT) as the sole therapy for end-stage pulmonary fibrosis related to acute respiratory distress syndrome has been considered as the ultimate rescue therapy for these patients.
METHODS:
From February 10 to March 10, 2020, three male patients were urgently assessed and listed for transplantation. After conducting a full ethical review and after obtaining assent from the family of the patients, we performed three LT procedures for COVID-19 patients with illness durations of more than one month and extremely high sequential organ failure assessment scores.
RESULTS:
Two of the three recipients survived post-LT and started participating in a rehabilitation program. Pearls of the LT team collaboration and perioperative logistics were summarized and continually improved. The pathological results of the explanted lungs were concordant with the critical clinical manifestation, and provided insight towards better understanding of the disease. Government health affair systems, virology detection tools, and modern communication technology all play key roles towards the survival of the patients and their rehabilitation.
CONCLUSIONS
LT can be performed in end-stage patients with respiratory failure due to COVID-19-related pulmonary fibrosis. If confirmed positive-turned-negative virology status without organ dysfunction that could contraindicate LT, LT provided the final option for these patients to avoid certain death, with proper protection of transplant surgeons and medical staffs. By ensuring instant seamless care for both patients and medical teams, the goal of reducing the mortality rate and salvaging the lives of patients with COVID-19 can be attained.
Aged
;
Betacoronavirus
;
Coronavirus Infections
;
complications
;
mortality
;
Extracorporeal Membrane Oxygenation
;
Humans
;
Lung Transplantation
;
methods
;
Male
;
Middle Aged
;
Pandemics
;
Pneumonia, Viral
;
complications
;
mortality
;
Pulmonary Fibrosis
;
mortality
;
surgery
;
Respiratory Distress Syndrome, Adult
;
mortality
;
surgery
10.Clinical characteristics of fatal and recovered cases of coronavirus disease 2019 in Wuhan, China: a retrospective study.
Yan DENG ; Wei LIU ; Kui LIU ; Yuan-Yuan FANG ; Jin SHANG ; Ling ZHOU ; Ke WANG ; Fan LENG ; Shuang WEI ; Lei CHEN ; Hui-Guo LIU
Chinese Medical Journal 2020;133(11):1261-1267
BACKGROUND:
The 2019 novel coronavirus has caused the outbreak of the acute respiratory disease in Wuhan, Hubei Province of China since December 2019. This study was performed to analyze the clinical characteristics of patients who succumbed to and who recovered from 2019 novel coronavirus disease (COVID-19).
METHODS:
Clinical data were collected from two tertiary hospitals in Wuhan. A retrospective investigation was conducted to analyze the clinical characteristics of fatal cases of COVID-19 (death group) and we compare them with recovered patients (recovered group). Continuous variables were analyzed using the Mann-Whitney U test. Categorical variables were analyzed by χ test or Fisher exact test as appropriate.
RESULTS:
Our study enrolled 109 COVID-19 patients who died during hospitalization and 116 recovered patients. The median age of the death group was older than the recovered group (69 [62, 74] vs. 40 [33, 57] years, Z = 9.738, P < 0.001). More patients in the death group had underlying diseases (72.5% vs. 41.4%, χ = 22.105, P < 0.001). Patients in the death group had a significantly longer time of illness onset to hospitalization (10.0 [6.5, 12.0] vs. 7.0 [5.0, 10.0] days, Z = 3.216, P = 0.001). On admission, the proportions of patients with symptoms of dyspnea (70.6% vs. 19.0%, χ = 60.905, P < 0.001) and expectoration (32.1% vs. 12.1%, χ = 13.250, P < 0.001) were significantly higher in the death group. The blood oxygen saturation was significantly lower in the death group (85 [77, 91]% vs. 97 [95, 98]%, Z = 10.625, P < 0.001). The white blood cell (WBC) in death group was significantly higher on admission (7.23 [4.87, 11.17] vs. 4.52 [3.62, 5.88] ×10/L, Z = 7.618, P < 0.001). Patients in the death group exhibited significantly lower lymphocyte count (0.63 [0.40, 0.79] vs. 1.00 [0.72, 1.27] ×10/L, Z = 8.037, P < 0.001) and lymphocyte percentage (7.10 [4.45, 12.73]% vs. 23.50 [15.27, 31.25]%, Z = 10.315, P < 0.001) on admission, and the lymphocyte percentage continued to decrease during hospitalization (7.10 [4.45, 12.73]% vs. 2.91 [1.79, 6.13]%, Z = 5.242, P < 0.001). Alanine transaminase (22.00 [15.00, 34.00] vs. 18.70 [13.00, 30.38] U/L, Z = 2.592, P = 0.010), aspartate transaminase (34.00 [27.00, 47.00] vs. 22.00 [17.65, 31.75] U/L, Z = 7.308, P < 0.001), and creatinine levels (89.00 [72.00, 133.50] vs. 65.00 [54.60, 78.75] μmol/L, Z = 6.478, P < 0.001) were significantly higher in the death group than those in the recovered group. C-reactive protein (CRP) levels were also significantly higher in the death group on admission (109.25 [35.00, 170.28] vs. 3.22 [1.04, 21.80] mg/L, Z = 10.206, P < 0.001) and showed no significant improvement after treatment (109.25 [35.00, 170.28] vs. 81.60 [27.23, 179.08] mg/L, Z = 1.219, P = 0.233). The patients in the death group had more complications such as acute respiratory distress syndrome (ARDS) (89.9% vs. 8.6%, χ = 148.105, P < 0.001), acute cardiac injury (59.6% vs. 0.9%, χ = 93.222, P < 0.001), acute kidney injury (18.3% vs. 0%, χ = 23.257, P < 0.001), shock (11.9% vs. 0%, χ = 14.618, P < 0.001), and disseminated intravascular coagulation (DIC) (6.4% vs. 0%, χ = 7.655, P = 0.006).
CONCLUSIONS
Compared to the recovered group, more patients in the death group exhibited characteristics of advanced age, pre-existing comorbidities, dyspnea, oxygen saturation decrease, increased WBC count, decreased lymphocytes, and elevated CRP levels. More patients in the death group had complications such as ARDS, acute cardiac injury, acute kidney injury, shock, and DIC.
Adult
;
Aged
;
Aged, 80 and over
;
Betacoronavirus
;
C-Reactive Protein
;
analysis
;
Coronavirus Infections
;
complications
;
mortality
;
Female
;
Humans
;
Male
;
Middle Aged
;
Oxygen
;
blood
;
Pandemics
;
Pneumonia, Viral
;
complications
;
mortality
;
Retrospective Studies

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