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  1. Article ; Online: COVID-19: Why Has the Mortality Rate Declined?

    Preskorn, Sheldon H

    Journal of psychiatric practice

    2020  Volume 26, Issue 5, Page(s) 394–399

    Abstract: This article explains how the mortality rate of an illness such as Coronavirus Disease 2019 (COVID ... diagnosis). The mortality rate of this virus dropped as a function of this change. On the basis ... more than a 5-fold drop in the calculated mortality rate due to this definitional change ...

    Abstract This article explains how the mortality rate of an illness such as Coronavirus Disease 2019 (COVID-19) is calculated as well as how the definition of what is a "case" has changed from the earliest days of the pandemic to now. Many factors were not known about The Sudden Acute Respiratory Syndrome Coronavirus-2 (SARS-CoV-2) which causes COVID-19 at the beginning of the pandemic because it is a novel human pathogen. One key factor that was not known in the earliest days of the pandemic was that many patients are either asymptomatic or have symptoms so mild that they may not seek medical attention and hence these patients would not be identified as a "case" if that term is defined as being sufficiently symptomatic to be seeking medical attention. Cases in the earliest days of the pandemic were defined as based on having symptoms (eg, fever, cough, respiratory distress) after ruling out other possible causes. Cases now are defined by tests confirming that the person is shedding the SARS-CoV-2 (ie, a laboratory vs. a symptomatic diagnosis). The mortality rate of this virus dropped as a function of this change. On the basis of the results of an unintended, naturalistic experiment on an expeditionary cruise in March of 2020, there was more than a 5-fold drop in the calculated mortality rate due to this definitional change in what constituted a case. This column explains this issue and discusses its implications for effectively dealing with the SARS-CoV-2 (or COVID-19) pandemic.
    MeSH term(s) Betacoronavirus ; COVID-19/diagnosis ; COVID-19/drug therapy ; COVID-19/epidemiology ; COVID-19/prevention & control ; COVID-19 Testing ; Clinical Laboratory Techniques/statistics & numerical data ; Communicable Disease Control/instrumentation ; Communicable Disease Control/methods ; Communicable Disease Control/organization & administration ; Coronavirus Infections/diagnosis ; Coronavirus Infections/drug therapy ; Coronavirus Infections/epidemiology ; Coronavirus Infections/prevention & control ; Disease Transmission, Infectious/prevention & control ; Humans ; Masks ; Mortality/trends ; Pandemics/prevention & control ; Physical Distancing ; Pneumonia, Viral/epidemiology ; Pneumonia, Viral/prevention & control ; Pneumonia, Viral/therapy ; Pneumonia, Viral/transmission ; Risk Assessment ; Risk Factors ; SARS-CoV-2 ; Severity of Illness Index
    Keywords covid19
    Language English
    Publishing date 2020-08-31
    Publishing country United States
    Document type Journal Article
    ZDB-ID 2022726-7
    ISSN 1538-1145 ; 1527-4160
    ISSN (online) 1538-1145
    ISSN 1527-4160
    DOI 10.1097/PRA.0000000000000494
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  2. Article: COVID-19: Why Has the Mortality Rate Declined?

    Preskorn, Sheldon H

    J Psychiatr Pract

    Abstract: This article explains how the mortality rate of an illness such as Coronavirus Disease 2019 (COVID ... diagnosis). The mortality rate of this virus dropped as a function of this change. On the basis ... more than a 5-fold drop in the calculated mortality rate due to this definitional change ...

    Abstract This article explains how the mortality rate of an illness such as Coronavirus Disease 2019 (COVID-19) is calculated as well as how the definition of what is a "case" has changed from the earliest days of the pandemic to now. Many factors were not known about The Sudden Acute Respiratory Syndrome Coronavirus-2 (SARS-CoV-2) which causes COVID-19 at the beginning of the pandemic because it is a novel human pathogen. One key factor that was not known in the earliest days of the pandemic was that many patients are either asymptomatic or have symptoms so mild that they may not seek medical attention and hence these patients would not be identified as a "case" if that term is defined as being sufficiently symptomatic to be seeking medical attention. Cases in the earliest days of the pandemic were defined as based on having symptoms (eg, fever, cough, respiratory distress) after ruling out other possible causes. Cases now are defined by tests confirming that the person is shedding the SARS-CoV-2 (ie, a laboratory vs. a symptomatic diagnosis). The mortality rate of this virus dropped as a function of this change. On the basis of the results of an unintended, naturalistic experiment on an expeditionary cruise in March of 2020, there was more than a 5-fold drop in the calculated mortality rate due to this definitional change in what constituted a case. This column explains this issue and discusses its implications for effectively dealing with the SARS-CoV-2 (or COVID-19) pandemic.
    Keywords covid19
    Publisher WHO
    Document type Article
    Note WHO #Covidence: #738733
    Database COVID19

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  3. Article ; Online: COVID-19

    PRESKORN, SHELDON H.

    Journal of Psychiatric Practice

    Why Has the Mortality Rate Declined?

    2020  Volume 26, Issue 5, Page(s) 394–399

    Keywords covid19
    Language English
    Publisher Ovid Technologies (Wolters Kluwer Health)
    Publishing country us
    Document type Article ; Online
    ZDB-ID 2022726-7
    ISSN 1538-1145 ; 1527-4160
    ISSN (online) 1538-1145
    ISSN 1527-4160
    DOI 10.1097/pra.0000000000000494
    Database BASE - Bielefeld Academic Search Engine (life sciences selection)

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  4. Article: The modifications brought about by the COVID-19 pandemic to Nuclear Medicine practice.

    Chatzipavlidou, Vasiliki

    Hellenic journal of nuclear medicine

    2020  Volume 23 Suppl, Page(s) 6–7

    Abstract: ... mortality rates attributed to COVID-19 have declined compared to the previous weeks, still above ... in the months that followed WHO's assessment that the novel coronavirus COVID-19, first emerged in Wuhan China ... as of 8.10.2020. Despite the continually increasing number of COVID-19 cases reported to CDC, at national ...

    Abstract Nearly 19.9 million cases and more than 730 thousand disease-related deaths have been confirmed in the months that followed WHO's assessment that the novel coronavirus COVID-19, first emerged in Wuhan China on December 2019, could be characterized as a pandemic. The aforementioned coronavirus affected 188 countries as of 8.10.2020. Despite the continually increasing number of COVID-19 cases reported to CDC, at national level, the percentage of visits to outpatient providers and emergency departments has decreased and mortality rates attributed to COVID-19 have declined compared to the previous weeks, still above the baseline. It is common knowledge that the coronavirus pandemic has reshaped societies and economies around the globe, affecting all aspects of everyday life. Public health systems as a whole have been globally affected since they had to face extraordinary demands over a long period of time, which, in turn, required rapid adjustments in the operating procedures that were already in use, in order to provide high-standard health services, while respecting patients quality of life. Over half of deaths in low-income countries are caused by communicable diseases, maternal causes, conditions arising during pregnancy and childbirth, and nutritional deficiencies. On the contrary, this percentage is less than 7% in high-income countries. Noncommunicable diseases cause 71% of deaths globally, ranging from 37% in low-income countries to 88% in high-income countries. However, in terms of absolute number of deaths, 78% of global NCD deaths occurred in low-and middle-income countries. This partially explains why recent developments in medicine were mostly focused on chronic illnesses, including cardiovascular disease, cancer, chronic respiratory diseases and type 2 diabetes, rather than focusing on infection and inflammation progress. The COVID-19 pandemic and the subsequent burden it placed upon health systems to deal with infectious and non-infectious diseases in a poor environment, can become an opportunity to update the field of medical research and change the governmental policies in place that have been stagnant and/or inefficient and ill-managed. This way, health systems will be equipped with better and faster protocols and best practices in order to manage efficiently any other pandemic that might emerge in the future. In this context, Nuclear Medicine departments should reconsider and update their practices, by altering routines and workflows in order to comply with the new sanitary standards, triaging their appointments, or introducing new diagnostic methods like Tele-Medicine / Tele Nuclear Medicine and Artificial Intelligence applications. This special edition of Hellenic Journal of Nuclear Medicine has as its main purpose to introduce and communicate those new practices and protocols/standard operating procedures, in order for the scientific community, health public institutions, affected individuals and their families to be duly informed.
    MeSH term(s) COVID-19 ; Coronavirus Infections/diagnostic imaging ; Coronavirus Infections/epidemiology ; Humans ; Nuclear Medicine/methods ; Nuclear Medicine/standards ; Pandemics ; Pneumonia, Viral/diagnostic imaging ; Pneumonia, Viral/epidemiology ; Practice Guidelines as Topic
    Keywords covid19
    Language English
    Publishing date 2020-08-28
    Publishing country Greece
    Document type Editorial ; Introductory Journal Article
    ZDB-ID 2186026-9
    ISSN 1790-5427 ; 1108-1430
    ISSN 1790-5427 ; 1108-1430
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  5. Article: The modifications brought about by the COVID-19 pandemic to Nuclear Medicine practice

    Chatzipavlidou, Vasiliki

    Hellenic journal of nuclear medicine

    Abstract: ... mortality rates attributed to COVID-19 have declined compared to the previous weeks, still above ... in the months that followed WHO's assessment that the novel coronavirus COVID-19, first emerged in Wuhan China ... as of 8 10 2020 Despite the continually increasing number of COVID-19 cases reported to CDC, at national ...

    Abstract Nearly 19 9 million cases and more than 730 thousand disease-related deaths have been confirmed in the months that followed WHO's assessment that the novel coronavirus COVID-19, first emerged in Wuhan China on December 2019, could be characterized as a pandemic The aforementioned coronavirus affected 188 countries as of 8 10 2020 Despite the continually increasing number of COVID-19 cases reported to CDC, at national level, the percentage of visits to outpatient providers and emergency departments has decreased and mortality rates attributed to COVID-19 have declined compared to the previous weeks, still above the baseline It is common knowledge that the coronavirus pandemic has reshaped societies and economies around the globe, affecting all aspects of everyday life Public health systems as a whole have been globally affected since they had to face extraordinary demands over a long period of time, which, in turn, required rapid adjustments in the operating procedures that were already in use, in order to provide high-standard health services, while respecting patients quality of life Over half of deaths in low-income countries are caused by communicable diseases, maternal causes, conditions arising during pregnancy and childbirth, and nutritional deficiencies On the contrary, this percentage is less than 7% in high-income countries Noncommunicable diseases cause 71% of deaths globally, ranging from 37% in low-income countries to 88% in high-income countries However, in terms of absolute number of deaths, 78% of global NCD deaths occurred in low-and middle-income countries This partially explains why recent developments in medicine were mostly focused on chronic illnesses, including cardiovascular disease, cancer, chronic respiratory diseases and type 2 diabetes, rather than focusing on infection and inflammation progress The COVID-19 pandemic and the subsequent burden it placed upon health systems to deal with infectious and non-infectious diseases in a poor environment, can become an opportunity to update the field of medical research and change the governmental policies in place that have been stagnant and/or inefficient and ill-managed This way, health systems will be equipped with better and faster protocols and best practices in order to manage efficiently any other pandemic that might emerge in the future In this context, Nuclear Medicine departments should reconsider and update their practices, by altering routines and workflows in order to comply with the new sanitary standards, triaging their appointments, or introducing new diagnostic methods like Tele-Medicine / Tele Nuclear Medicine and Artificial Intelligence applications This special edition of Hellenic Journal of Nuclear Medicine has as its main purpose to introduce and communicate those new practices and protocols/standard operating procedures, in order for the scientific community, health public institutions, affected individuals and their families to be duly informed
    Keywords covid19
    Publisher WHO
    Document type Article
    Note WHO #Covidence: #734293
    Database COVID19

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