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COVID-19 and Emergency Medicine

A special issue of Journal of Clinical Medicine (ISSN 2077-0383). This special issue belongs to the section "Emergency Medicine".

Deadline for manuscript submissions: closed (30 May 2022) | Viewed by 32453

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Guest Editor
Emergency Department, Hospital Basel, University of Basel, Petersgraben 2, 4031 Basel, Switzerland
Interests: risk stratification in emergency medicine, triage, work-up, and disposition; geriatric emergency medicine; infectious disease; pulmonary disease
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Special Issue Information

Dear Colleagues,

Research has shown multiple and abundant effects on emergency triage, resuscitation, noninvasive ventilation, work-up of respiratory disease, work-flow management, and medical education. Emergency medicine has been hit by the pandemic early and profoundly, beginning with prehospital medicine, emergency department management, and finally intensive care. Diagnoses and outcomes in patients suspected of having COVID-19 are the focus of this Special Issue of the Journal of Clinical Medicine.

The COVID-19 pandemic is exerting an ongoing effect on emergency medicine. Research has been stimulated by the pandemic in many different aspects, such as emergency triage, resuscitation, noninvasive ventilation, work-up of respiratory disease, work-flow management, and medical education. New challenges have emerged, such as COVID-19 mimics and chameleons, changing clinical practice and the assessment of presenting symptoms—e.g., anosmia or nonspecific complaints. We are therefore looking for original articles on diagnoses, outcomes, and effects on emergency management in relation to the COVID-19 pandemic.

Prof. Dr. Roland Bingisser
Guest Editor

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Keywords

  • COVID-19/diagnosis
  • COVID-19/epidemiology
  • COVID-19/transmission
  • COVID-19 testing/economics
  • COVID-19 testing/methods
  • COVID-19/complications
  • hospital mortality
  • hospitalization/statistics and numerical data

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Published Papers (12 papers)

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Research

10 pages, 368 KiB  
Article
How Does the COVID-19 Pandemic Affect Pediatric Patients with Intussusception Treated by Ultrasound-Guided Hydrostatic Enema Reduction?
by Min Yang, Ze-Hui Gou, Jun Wang, Ju-Xian Liu and Bo Xiang
J. Clin. Med. 2022, 11(15), 4473; https://doi.org/10.3390/jcm11154473 - 31 Jul 2022
Cited by 1 | Viewed by 1429
Abstract
Background: The pandemic of COVID-19 has significantly influenced the epidemiology of intussusception. Nevertheless, the effects of the COVID-19 pandemic on the operation of ultrasound-guided hydrostatic enema reduction (USGHER) for intussusception have been largely unknown. Methods: The data of pediatric patients with intussusception who [...] Read more.
Background: The pandemic of COVID-19 has significantly influenced the epidemiology of intussusception. Nevertheless, the effects of the COVID-19 pandemic on the operation of ultrasound-guided hydrostatic enema reduction (USGHER) for intussusception have been largely unknown. Methods: The data of pediatric patients with intussusception who were treated by USGHER from January to March of 2019 (Control Group), 2020 (Study Group 1), and 2021 (Study Group 2) in a large Chinese medical institution were retrospectively collected and analyzed. Results: We enrolled 246 patients, including 90 cases in Control Group, 70 in Study Group 1, and 86 in Study Group 2 (p = 0.042). The time from the onset of symptoms to the hospital visit and the time from the hospital visit to performing the ultrasound in Study Group 1 was significantly longer than that in Control Group and Study Group 2 (p = 0.036, p = 0.031, respectively). The number of patients with bloody stool and the longest invaginated length of intussusception in Study Group 1 increased significantly compared with patients in the other two groups (p = 0.007, p = 0.042, respectively). Comparisons of neither the pressure of enema nor the time of duration when performing USGHER present statistical significance among the three groups (p = 0.091, p = 0.085, respectively). For all enrolled pediatric patients, there was no perforation case involved, and recurrence of intussusception occurred in few cases. Conclusions: Besides the negative impacts on the incidence of intussusception, the COVID-19 pandemic might have led to the diagnostic delay of intussusception and the deterioration of patients’ clinical manifestations, but it did not significantly affect the operation of USGHER and patients’ clinical outcome. Full article
(This article belongs to the Special Issue COVID-19 and Emergency Medicine)
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9 pages, 432 KiB  
Article
Relationship between ABO Blood Group Distribution and COVID-19 Infection in Patients Admitted to the ICU: A Multicenter Observational Spanish Study
by Carlos Jericó, Saioa Zalba-Marcos, Manuel Quintana-Díaz, Olga López-Villar, Iván Santolalla-Arnedo, Ane Abad-Motos, María Jesús Laso-Morales, Esther Sancho, Maricel Subirà, Eva Bassas, Regina Ruiz de Viñaspre-Hernández, Raúl Juárez-Vela and José Antonio García-Erce
J. Clin. Med. 2022, 11(11), 3042; https://doi.org/10.3390/jcm11113042 - 28 May 2022
Cited by 6 | Viewed by 2916
Abstract
Since the beginning of the COVID-19 pandemic in December 2019, a relationship between the ABO blood group type and the novel coronavirus SARS-CoV-2, the etiological agent of COVID-19, has been reported, noting that individuals with the O blood group are the least likely [...] Read more.
Since the beginning of the COVID-19 pandemic in December 2019, a relationship between the ABO blood group type and the novel coronavirus SARS-CoV-2, the etiological agent of COVID-19, has been reported, noting that individuals with the O blood group are the least likely to be infected. Spain is one of the most badly affected countries worldwide, with high rates of patients diagnosed, hospitalized, and deceased due to COVID-19 infection. The present study aimed to analyze the possible relationship of ABO in COVID-19 patients hospitalized in different Spanish centers during the first wave of the COVID-19 pandemic, for which the ABO group was available. Physicians from the transfusion services of different Spanish hospitals, who have developed a multicenter retrospective observational study, were invited to participate voluntarily in the research and 12,115 patients with COVID-19 infection were admitted to the nine participating hospitals. The blood group was known in 1399 cases (11.5%), of which 365 (26.1%) were admitted to the ICU. Regarding the distribution of ABO blood groups, a significant increase in the non-O blood groups and reduction for the O blood group was observed in patients hospitalized due to COVID-19, compared to the reference general population. Among the patients admitted to the ICU, after multivariate analysis, adjusted for the rest of the confounding variables, patients with the O blood group presented a significantly lower risk for admission to the ICU. We conclude that an association was observed between patients with the O blood group and their lower susceptibility to SARS-CoV-2 infection, both for those admitted to the hospitalization ward and for those who required admission to the ICU. Full article
(This article belongs to the Special Issue COVID-19 and Emergency Medicine)
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12 pages, 1586 KiB  
Article
Aneurysmal Subarachnoid Hemorrhage during the Shutdown for COVID-19
by Erdem Güresir, Ingo Gräff, Matthias Seidel, Hartmut Bauer, Christoph Coch, Christian Diepenseifen, Christian Dohmen, Susanne Engels, Alexis Hadjiathanasiou, Ulrich Heister, Inge Heyer, Tim Lampmann, Sebastian Paus, Gabor Petzold, Dieter Pöhlau, Christian Putensen, Matthias Schneider, Patrick Schuss, Jochen Textor, Markus Velten, Johannes Wach, Thomas Welchowski and Hartmut Vatteradd Show full author list remove Hide full author list
J. Clin. Med. 2022, 11(9), 2555; https://doi.org/10.3390/jcm11092555 - 2 May 2022
Cited by 4 | Viewed by 2172
Abstract
The aim was to evaluate hospitalization rates for aneurysmal subarachnoid hemorrhage (SAH) within an interdisciplinary multicenter neurovascular network (NVN) during the shutdown for the COVID-19 pandemic along with its modifiable risk factors. In this multicenter study, admission rates for SAH were compared for [...] Read more.
The aim was to evaluate hospitalization rates for aneurysmal subarachnoid hemorrhage (SAH) within an interdisciplinary multicenter neurovascular network (NVN) during the shutdown for the COVID-19 pandemic along with its modifiable risk factors. In this multicenter study, admission rates for SAH were compared for the period of the shutdown for the COVID-19 pandemic in Germany (calendar weeks (cw) 12 to 16, 2020), the periods before (cw 6–11) and after the shutdown (cw 17–21 and 22–26, 2020), as well as with the corresponding cw in the years 2015–2019. Data on all-cause and pre-hospital mortality within the area of the NVN were retrieved from the Department of Health, and the responsible emergency medical services. Data on known triggers for systemic inflammation, e.g., respiratory viruses and air pollution, were analyzed. Hospitalizations for SAH decreased during the shutdown period to one-tenth within the multicenter NVN. There was a substantial decrease in acute respiratory illness rates, and of air pollution during the shutdown period. The implementation of public health measures, e.g., contact restrictions and increased personal hygiene during the shutdown, might positively influence modifiable risk factors, e.g., systemic inflammation, leading to a decrease in the incidence of SAH. Full article
(This article belongs to the Special Issue COVID-19 and Emergency Medicine)
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14 pages, 1455 KiB  
Article
Prognostic Value of 12-Leads Electrocardiogram at Emergency Department in Hospitalized Patients with Coronavirus Disease-19
by Giulia Savelloni, Maria Chiara Gatto, Francesca Cancelli, Anna Barbetti, Francesco Cogliati Dezza, Cristiana Franchi, Martina Carnevalini, Gioacchino Galardo, Tommaso Bucci, Maria Alessandroni, Francesco Pugliese, Claudio Maria Mastroianni and Alessandra Oliva
J. Clin. Med. 2022, 11(9), 2537; https://doi.org/10.3390/jcm11092537 - 30 Apr 2022
Cited by 6 | Viewed by 2156
Abstract
Background: Electrocardiogram (ECG) offers a valuable resource easily available in the emergency setting. Objective: Aim of the study was to describe ECG alterations on emergency department (ED) presentation or that developed during hospitalization in SARS-CoV-2-infected patients and their association with 28-day mortality. Methods: [...] Read more.
Background: Electrocardiogram (ECG) offers a valuable resource easily available in the emergency setting. Objective: Aim of the study was to describe ECG alterations on emergency department (ED) presentation or that developed during hospitalization in SARS-CoV-2-infected patients and their association with 28-day mortality. Methods: A retrospective, single-center study including hospitalized patients with SARS-CoV-2 was conducted. ECG was recorded on ED admission to determine: heart rhythm, rate, and cycle; atrio-ventricular and intra-ventricular conduction; right ventricular strain; and ventricular repolarization. A specialized cardiologist blinded for the outcomes performed all 12-lead ECG analyses and their interpretation. Results: 190 patients were included, with a total of 24 deaths (12.6%). Age (p < 0.0001) and comorbidity burden were significantly higher in non-survivors (p < 0.0001). Atrial fibrillation (AF) was more frequent in non-survivors (p < 0.0001), alongside a longer QTc interval (p = 0.0002), a lower Tp-e/QTc ratio (p = 0.0003), and right ventricular strain (p = 0.013). Remdesivir administration was associated with bradycardia development (p = 0.0005) but no increase in mortality rates. In a Cox regression model, AF (aHR 3.02 (95% CI 1.03–8.81); p = 0.042), QTc interval above 451 ms (aHR 3.24 (95% CI 1.09–9.62); p = 0.033), and right ventricular strain (aHR 2.94 (95% CI 1.01–8.55); p = 0.047) were associated with higher 28-day mortality risk. Conclusions: QTc interval > 451 ms, right ventricular strain, and AF are associated with higher mortality risk in SARS-CoV-2 hospitalized patients. ECG recording and its appropriate analysis offers a simple, quick, non-expensive, and validated approach in the emergency setting to guide COVID-19 patients’ stratification. Full article
(This article belongs to the Special Issue COVID-19 and Emergency Medicine)
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12 pages, 1228 KiB  
Article
Effect of Designating Emergency Medical Centers for Critical Care on Emergency Medical Service Systems during the COVID-19 Pandemic: A Retrospective Observational Study
by Hang A Park, Sola Kim, Sang Ook Ha, Sangsoo Han and ChoungAh Lee
J. Clin. Med. 2022, 11(4), 906; https://doi.org/10.3390/jcm11040906 - 9 Feb 2022
Cited by 7 | Viewed by 1730
Abstract
During the coronavirus disease 2019 (COVID-19) pandemic, prehospital times were delayed for patients who needed to arrive at the hospital in a timely manner to receive treatment. To address this, in March 2020, the Korean government designated emergency medical centers for critical care [...] Read more.
During the coronavirus disease 2019 (COVID-19) pandemic, prehospital times were delayed for patients who needed to arrive at the hospital in a timely manner to receive treatment. To address this, in March 2020, the Korean government designated emergency medical centers for critical care (EMC-CC). This study retrospectively analyzed whether this intervention effectively reduced ambulance diversion (AD) and shortened prehospital times using emergency medical service records from 219,763 patients from the Gyeonggi Province, collected between 1 January and 31 December 2020. We included non-traumatic patients aged 18 years or older. We used interrupted time series analysis to investigate the intervention effects on the daily AD rate and compared prehospital times before and after the intervention. Following the intervention, the proportion of patients transported 30–35 km and 50 km or more was 13.8% and 5.7%, respectively, indicating an increased distance compared to before the intervention. Although the change in the AD rate was insignificant, the daily AD rate significantly decreased after the intervention. Prehospital times significantly increased after the intervention in all patients (p < 0.001) and by disease group; all prehospital times except for the scene time of cardiac arrest patients increased. In order to achieve optimal treatment times for critically ill patients in a situation that pushes the limits of the medical system, such as the COVID-19 pandemic, even regional distribution of EMC-CC may be necessary, and priority should be given to the allocation of care for patients with mild symptoms. Full article
(This article belongs to the Special Issue COVID-19 and Emergency Medicine)
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12 pages, 769 KiB  
Article
Impact of the COVID-19 Pandemic on the Incidence and Characteristics of Patients with Psychiatric Illnesses Visiting Emergency Departments in Korea
by Sun Young Lee, Young Sun Ro, Joo Jeong, Sang Do Shin and Sungwoo Moon
J. Clin. Med. 2022, 11(3), 488; https://doi.org/10.3390/jcm11030488 - 18 Jan 2022
Cited by 8 | Viewed by 2105
Abstract
The global coronavirus disease 2019 (COVID-19) pandemic has had wide-ranging effects on the mental health of the public. This study aimed to investigate the impact of the COVID-19 pandemic on the characteristics of psychiatric patients who visited emergency departments (ED) during this time. [...] Read more.
The global coronavirus disease 2019 (COVID-19) pandemic has had wide-ranging effects on the mental health of the public. This study aimed to investigate the impact of the COVID-19 pandemic on the characteristics of psychiatric patients who visited emergency departments (ED) during this time. A cross-sectional study was conducted including patients visiting 402 nationwide EDs from 27 January 2020 to 29 June 2020 (22 weeks; during-COVID) and the corresponding period in 2019 (28 January 2019 to 30 June 2019, 22 weeks; before-COVID) to control for seasonal influences. Among the 6,210,613 patients who visited the ED, 88,520 (2.5%) patients who visited before the pandemic and 73,281 (2.7%) patients who visited during the pandemic had some kind of psychiatric illness. The incidence rates of psychiatric self-harm increased from 0.54 before the pandemic to 0.56 during the pandemic per 1,000,000 person-days (p = 0.04). Age- and sex-standardized rates of psychiatric illnesses per 100,000 ED visits increased during the pandemic (rate differences (95% CIs); 45.7 (20.1–71.4) for all psychiatric disorders and 42.2 (36.2–48.3) for psychiatric self-harm). The incidence of psychiatric self-harm and the proportion of psychiatric patients visiting EDs increased during the COVID-19 pandemic. Full article
(This article belongs to the Special Issue COVID-19 and Emergency Medicine)
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11 pages, 725 KiB  
Article
Impact of COVID-19 on Emergency Medical Services for Patients with Acute Stroke Presentation in Busan, South Korea
by Jiyoung Kim, Choongrak Kim and Song Yi Park
J. Clin. Med. 2022, 11(1), 94; https://doi.org/10.3390/jcm11010094 - 24 Dec 2021
Cited by 11 | Viewed by 3145
Abstract
The purpose of this retrospective observational study was to identify the impact of COVID-19 on emergency medical services (EMS) processing times and transfers to the emergency department (ED) among patients with acute stroke symptoms before and during the COVID-19 pandemic in Busan, South [...] Read more.
The purpose of this retrospective observational study was to identify the impact of COVID-19 on emergency medical services (EMS) processing times and transfers to the emergency department (ED) among patients with acute stroke symptoms before and during the COVID-19 pandemic in Busan, South Korea. The total number of patients using EMS for acute stroke symptoms decreased by 8.2% from 1570 in the pre-COVID-19 period to 1441 during the COVID-19 period. The median (interquartile range) EMS processing time was 29.0 (23–37) min in the pre-COVID-19 period and 33.0 (25–41) minutes in the COVID-19 period (p < 0.001). There was a significant decrease in the number of patients transferred to an ED with a comprehensive stroke center (CSC) (6.37%, p < 0.001) and an increase in the number of patients transferred to two EDs nearby (2.77%, p = 0.018; 3.22%, p < 0.001). During the COVID-19 pandemic, EMS processing time increased. The number of patients transferred to ED with CSC was significantly reduced and dispersed. COVID-19 appears to have affected the stroke chain of survival by hindering entry into EDs with stroke centers, the gateway for acute stroke patients. Full article
(This article belongs to the Special Issue COVID-19 and Emergency Medicine)
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14 pages, 236 KiB  
Article
Incidence and Mortality of Emergency Patients Transported by Emergency Medical Service Personnel during the Novel Corona Virus Pandemic in Osaka Prefecture, Japan: A Population-Based Study
by Yusuke Katayama, Kenta Tanaka, Tetsuhisa Kitamura, Taro Takeuchi, Shota Nakao, Masahiko Nitta, Taku Iwami, Satoshi Fujimi, Toshifumi Uejima, Yuuji Miyamoto, Takehiko Baba, Yasumitsu Mizobata, Yasuyuki Kuwagata, Takeshi Shimazu and Tetsuya Matsuoka
J. Clin. Med. 2021, 10(23), 5662; https://doi.org/10.3390/jcm10235662 - 30 Nov 2021
Cited by 7 | Viewed by 2280
Abstract
Although the COVID-19 pandemic affects the emergency medical service (EMS) system, little is known about the impact of the COVID-19 pandemic on the prognosis of emergency patients. This study aimed to reveal the impact of the COVID-19 pandemic on the EMS system and [...] Read more.
Although the COVID-19 pandemic affects the emergency medical service (EMS) system, little is known about the impact of the COVID-19 pandemic on the prognosis of emergency patients. This study aimed to reveal the impact of the COVID-19 pandemic on the EMS system and patient outcomes. We included patients transported by ambulance who were registered in a population-based registry of patients transported by ambulance. The endpoints of this study were the incident number of patients transported by ambulance each month and the number of deaths among these patients admitted to hospital each month. The incidence rate ratio (IRR) and 95% confidence interval (CI) using a Poisson regression model with the year 2019 as the reference were calculated. A total of 500,194 patients were transported in 2019, whereas 443,321 patients were transported in 2020, indicating a significant decrease in the number of emergency patients transported by ambulance (IRR: 0.89, 95% CI: 0.88–0.89). The number of deaths of emergency patients admitted to hospital was 11,931 in 2019 and remained unchanged at 11,963 in 2020 (IRR: 1.00, 95% CI: 0.98–1.03). The incidence of emergency patients transported by ambulance decreased during the COVID-19 pandemic in 2020, but the mortality of emergency patients admitted to hospital did not change in this study. Full article
(This article belongs to the Special Issue COVID-19 and Emergency Medicine)
11 pages, 1276 KiB  
Article
Impact of Air Transport on SpO2/FiO2 among Critical COVID-19 Patients during the First Pandemic Wave in France
by Jean-Baptiste Bouillon-Minois, Vincent Roux, Matthieu Jabaudon, Mara Flannery, Jonathan Duchenne, Maxime Dumesnil, Morgane Paillard-Turenne, Paul-Henri Gendre, Kévin Grapin, Benjamin Rieu, Frédéric Dutheil, Carolyne Croizier, Jeannot Schmidt and Bruno Pereira
J. Clin. Med. 2021, 10(22), 5223; https://doi.org/10.3390/jcm10225223 - 9 Nov 2021
Cited by 1 | Viewed by 2127
Abstract
During the first wave of the COVID-19 pandemic, some French regions were more affected than others. To relieve those areas most affected, the French government organized transfers of critical patients, notably by plane or helicopter. Our objective was to investigate the impact of [...] Read more.
During the first wave of the COVID-19 pandemic, some French regions were more affected than others. To relieve those areas most affected, the French government organized transfers of critical patients, notably by plane or helicopter. Our objective was to investigate the impact of such transfers on the pulse oximetric saturation (SpO2)-to-inspired fraction of oxygen (FiO2) ratio among transferred critical patients with COVID-19. We conducted a retrospective study on medical and paramedical records. The primary endpoint was the change in SpO2/FiO2 during transfers. Thirty-eight patients were transferred between 28 March and 5 April 2020, with a mean age of 62.4 years and a mean body mass index of 29.8 kg/m2. The population was 69.7% male, and the leading medical history was hypertension (42.1%), diabetes (34.2%), and dyslipidemia (18.4%). Of 28 patients with full data, we found a decrease of 28.9 points in SpO2/FiO2 (95% confidence interval, 5.8 to 52.1, p = 0.01) between the starting and the arrival intensive care units (SpO2/FiO2, 187.3 ± 61.3 and 158.4 ± 62.8 mmHg, respectively). Air medical transfers organized to relieve intensive care unit teams under surging conditions during the first COVID wave were associated with significant decreases in arterial oxygenation. Full article
(This article belongs to the Special Issue COVID-19 and Emergency Medicine)
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8 pages, 238 KiB  
Article
Association between Long COVID and Overweight/Obesity
by Luigi Vimercati, Luigi De Maria, Marco Quarato, Antonio Caputi, Loreto Gesualdo, Giovanni Migliore, Domenica Cavone, Stefania Sponselli, Antonella Pipoli, Francesco Inchingolo, Antonio Scarano, Felice Lorusso, Pasquale Stefanizzi and Silvio Tafuri
J. Clin. Med. 2021, 10(18), 4143; https://doi.org/10.3390/jcm10184143 - 14 Sep 2021
Cited by 88 | Viewed by 5576
Abstract
Background: Long COVID is a syndrome characterized by the persistence of SARS-CoV-2 infection symptoms. Among HCWs, prolonged COVID symptoms could lead to the inability to perform work tasks. The aim of this study is to investigate 35-day long-COVID (35-LC) characteristics and risk factors [...] Read more.
Background: Long COVID is a syndrome characterized by the persistence of SARS-CoV-2 infection symptoms. Among HCWs, prolonged COVID symptoms could lead to the inability to perform work tasks. The aim of this study is to investigate 35-day long-COVID (35-LC) characteristics and risk factors in a one-year period. Methods: We carried out a retrospective cohort study during the COVID-19 pandemic at University Hospital of Bari. A total of 5750 HCWs were tested for close contact with a confirmed case, in the absence of personal protective equipment, or for symptom development. Results: Each positive HCW was investigated for cardiovascular risk factors or respiratory diseases. An amount of 352 HCWs (6.1%) were infected by SARS-CoV-2, and 168 cases evolved to long COVID. The 35-LC group showed mean BMI values higher than the non-35-LC group (25.9 kg/m2 vs. 24.8 kg/m2, respectively), and this difference was significant (p-value: 0.020). Moreover, HCWs who suffered from pulmonary disease (OR = 3.7, CL 95%: 1.35–10.53; p-value = 0.007) or overweight (OR = 1.6 CL 95%: 1.05–2.56; p-value = 0.029) had an increased risk of developing 35-LC. Conclusions: Long COVID is an emerging problem for hospital managers as it may reduce the number of HCWs deployed in the fight against COVID-19. High BMI and previous pulmonary disease could be risk factors for 35-LC development in exposed HCWs. Full article
(This article belongs to the Special Issue COVID-19 and Emergency Medicine)
19 pages, 2728 KiB  
Article
Direct Comparison of Clinical Characteristics, Outcomes, and Risk Prediction in Patients with COVID-19 and Controls—A Prospective Cohort Study
by Maurin Lampart, Marco Rüegg, Andrea S. Jauslin, Noemi R. Simon, Núria Zellweger, Ceylan Eken, Sarah Tschudin-Sutter, Stefano Bassetti, Katharina M. Rentsch, Martin Siegemund, Roland Bingisser, Christian H. Nickel, Stefan Osswald, Gabriela M. Kuster and Raphael Twerenbold
J. Clin. Med. 2021, 10(12), 2672; https://doi.org/10.3390/jcm10122672 - 17 Jun 2021
Cited by 4 | Viewed by 2444
Abstract
Most studies investigating early risk predictors in coronavirus disease 19 (COVID-19) lacked comparison with controls. We aimed to assess and directly compare outcomes and risk predictors at time of emergency department (ED) presentation in COVID-19 and controls. Consecutive patients presenting to the ED [...] Read more.
Most studies investigating early risk predictors in coronavirus disease 19 (COVID-19) lacked comparison with controls. We aimed to assess and directly compare outcomes and risk predictors at time of emergency department (ED) presentation in COVID-19 and controls. Consecutive patients presenting to the ED with suspected COVID-19 were prospectively enrolled. COVID-19-patients were compared with (i) patients tested negative (overall controls) and (ii) patients tested negative, who had a respiratory infection (respiratory controls). Primary outcome was the composite of intensive care unit (ICU) admission and death at 30 days. Among 1081 consecutive cases, 191 (18%) were tested positive for severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) and 890 (82%) were tested negative (overall controls), of which 323 (30%) had a respiratory infection (respiratory controls). Incidence of the composite outcome was significantly higher in COVID-19 (23%) as compared with the overall control group (10%, adjusted-HR 2.45 (95%CI, 1.61–3.74), p < 0.001) or the respiratory control group (10%, adjusted-HR 2.93 (95%CI, 1.66–5.17), p < 0.001). Blood oxygen saturation, age, high-sensitivity troponin, c-reactive protein, and lactate dehydrogenase were identified as the strongest predictors of poor outcome available at time of ED presentation in COVID-19 with highly comparable prognostic utility in overall and respiratory controls. In conclusion, patients presenting to the ED with COVID-19 have a worse outcome than controls, even after adjustment for differences in baseline characteristics. Most predictors of poor outcome in COVID-19 were not restricted to COVID-19, but of comparable prognostic utility in controls and therefore generalizable to unselected patients with suspected COVID-19. Full article
(This article belongs to the Special Issue COVID-19 and Emergency Medicine)
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12 pages, 1445 KiB  
Article
Association of Frailty with Adverse Outcomes in Patients with Suspected COVID-19 Infection
by Noemi R. Simon, Andrea S. Jauslin, Marco Rueegg, Raphael Twerenbold, Maurin Lampart, Stefan Osswald, Stefano Bassetti, Sarah Tschudin-Sutter, Martin Siegemund, Christian H. Nickel and Roland Bingisser
J. Clin. Med. 2021, 10(11), 2472; https://doi.org/10.3390/jcm10112472 - 2 Jun 2021
Cited by 11 | Viewed by 2605
Abstract
Older age and frailty are predictors of adverse outcomes in patients with COVID-19. In emergency medicine, patients do not present with the diagnosis, but with suspicion of COVID-19. The aim of this study was to assess the association of frailty and age with [...] Read more.
Older age and frailty are predictors of adverse outcomes in patients with COVID-19. In emergency medicine, patients do not present with the diagnosis, but with suspicion of COVID-19. The aim of this study was to assess the association of frailty and age with death or admission to intensive care in patients with suspected COVID-19. This single-centre prospective cohort study was performed in the Emergency Department of a tertiary care hospital. Patients, 65 years and older, with suspected COVID-19 presenting to the Emergency Department during the first wave of the pandemic were consecutively enrolled. All patients underwent nasopharyngeal SARS-CoV-2 PCR swab tests. Patients with a Clinical Frailty Scale (CFS) > 4, were considered to be frail. Associations between age, gender, frailty, and COVID-19 status with the composite adverse outcome of 30-day-intensive-care-admission and/or 30-day-mortality were tested. In the 372 patients analysed, the median age was 77 years, 154 (41.4%) were women, 44 (11.8%) were COVID-19-positive, and 125 (33.6%) were frail. The worst outcome was seen in frail COVID-19-patients with six (66.7%) adverse outcomes. Frailty (CFS > 4) and COVID-19-positivity were associated with an adverse outcome after adjustment for age and gender (frailty: OR 5.01, CI 2.56–10.17, p < 0.001; COVID-19: OR 3.47, CI 1.48–7.89, p = 0.003). Frailty was strongly associated with adverse outcomes and outperformed age as a predictor in emergency patients with suspected COVID-19. Full article
(This article belongs to the Special Issue COVID-19 and Emergency Medicine)
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