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Questions related to Epidemiology
In a population dynamical system, the non-explosion property is often not good enough but the property of ultimate boundedness is more desired. The conditions for the ultimate boundedness are much...
09 September 2020 1,539 1 View
Hi! I am working on an epidemiological database in which data is expressed in terms of frequency and not as individual cases. The frequencies are too much (hundreds of thousands) to reconvert in...
30 July 2020 6,608 4 View
HF management is with selective BB - Portal hypertension is with non selective. What is the evidence about the right BB to use when both diseases are present?
23 July 2020 6,731 3 View
I have a data set of animal disease from 2011 to 2018. The data consisted of the number of cases per month. I want to ask the techniques that can be used for checking seasonal pattern. I tried to...
19 July 2020 4,986 3 View
Bifurcation diagrams are very useful to evaluate the dynamical behavior of nonlinear dynamical systems. In chaos literature, I notice that some authors draw bifurcation diagrams by removing the...
05 July 2020 505 9 View
Hello all, I am trying to find out, whether (and how) I can implement the Cox proportional hazard models into mediation analysis? In my study, I would like to test whether lung function mediated...
01 July 2020 7,694 3 View
With pulmonary TB so prevalent in our part of the world we seen a lot of cases of acute abdomen, or abdominal ascitis or strictures where our suspicion is high for abdominal TB but diagnosing it...
24 June 2020 5,556 1 View
Covid-19 in Pharmaceutical and Biomedical Research The novel coronavirus SARS-CoV-2 (COVID-19) is a global crisis leading to huge number of economic losses, morbidity, and mortality. This emerging...
23 June 2020 8,262 8 View
The virus has a reproductive number of 2-4 persons per new infected person. There are many variables to take into consideration concerning calculating the time until the pandemic is over....
01 June 2020 6,165 2 View
In the last few months, SIR-like models have been intensively used to represent the propagation dynamics of COVID-19 continuously. Even accepting that, to some degree, the different underlying...
27 May 2020 6,416 10 View
Dear colleagues, I have to report incidence rates for spontaneous pneumothorax, which from a study has an incidence in males of 19.3 and 8.1 in females(per 100000). I wanted to report a general...
21 May 2020 1,668 2 View
UK and US scientists specializing in big data and epidemiology have launched a COVID-19 symptom tracker app. The app collects daily information from individuals in the community about whether they...
14 May 2020 5,794 7 View
I am studying the characteristics of frequency in teaching applied statistics and in epidemiology. Frequency represents the number of observations of the same value. For example, the number of...
26 April 2020 9,698 4 View
I had a striking number of cases in which open urgent or delayed surgery of abdominal aorta or aorto-iliac surgery had to be performed because of complications, such as rapid expansion, extensive...
23 April 2020 8,944 0 View
In the 1918 flu pandemic and the 2009 H1N1 pandemic, second waves were worse. There are hypotheses for this but my question is whether it's always the case for novel pandemic agents. More...
21 April 2020 7,914 1 View
Much has been said about the CFR for COVID-19. However, what is clear so far is that it varies greatly from country to country. Mainly because the pathophysiology of this disease depends on many...
18 April 2020 10,085 11 View
Hi! In my attempt to write the review of related literature (ROL) of my master's thesis, I decided to have this subsection on the epidemiology of my outcome. As I look for studies on this, there's...
15 April 2020 6,249 1 View
These days many of academic teachers around the world have switched to e-teaching due to current epidemiological situation related to SARS-CoV-2. This is a great challenge to both students,...
01 April 2020 2,300 5 View
Although in electronic media many predictions about COVID-19 abound, is there a scientific prediction when the this pandemic would die down? Would this time come when it has affected 50-70% of the...
28 March 2020 3,375 7 View
I am a psychologist interested in getting a single number to quantify "flattening the curve"---one value for each of 50 geographical areas (states) in the USA. For my purposes, I want to know...
24 March 2020 8,982 4 View
I am not an epidemiologist, nor am I studying epidemiology, this is a question born of sheer curiosity due to current events. I understand (more or less) the principle behind the basic...
20 March 2020 9,714 3 View
In the current pandemic situation, it is not possible to completely avoid a psychiatric patient carrying COVID-19 or being directly symptomatic. In addition, medical priority is to help anyone....
20 March 2020 4,664 10 View
Hello everyone Which software is suitable for calculating Cochran - Armitage trend test?
18 March 2020 9,674 4 View
Is it appropriate to compare rates of (for instance) tea consumers among patients admitted to a hospital with some disease, with rates of tea consumers in general population in the same country?...
12 March 2020 5,780 3 View