Questions tagged [epidemiology]

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1answer
145 views

Is a nightly curfew an effective intervention strategy for limiting the spread of an infectious disease?

The governing bodies of several geographic areas hit by disease outbreaks will sometimes impose a nightly curfew on their citizens, restricting or limiting the ability of their citizens from going ...
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0answers
223 views

What is a sophisticated estimate of the 2019-nCoV fatality rate?

I've read through this Q&A: Is the mortality rate of 2019-nCoV 41%? My understanding from reading that Q&A is that in the early phase of an outbreak, there are two naive ways to estimate ...
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32 views

Enquiry on literature on level of alcohol consumption associated with onset of Alcohol Use Disorder

The literature on the relative risks of mortality (all cause and cardiovascular) of different levels (volumes) of alcohol use or consumption (operationalised here in terms of Quantity-Frequency ...
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26 views

What is the relationship between susceptibility to subclinical secondary immune response and susceptibility to colonization?

Damien, Scheider, and Muller 1998 looks at susceptibility to secondary immune response in vaccinated and unvaccinated people. Is it reasonable to infer, from susceptibility to subclinical secondary ...
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0answers
50 views

Is it true that half of the COVID-19 patients, even seemingly without symptoms, obtain serious heart damage?

In this video, complex systems expert and physicist-turned-epidemiologist Yaneer Bar-Yam claims that according to recent findings, about half of the people that have been infected with COVID-19 will ...
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27 views

Is there a spread of immunity agains viruses due to failed infections?

As an interested layperson (having small kids) I was told and read that some viruses are extremely infectious. E.g., very few virus particles of Norovirus (some say less than five) can cause an ...
2
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1answer
64 views

As epidemiological countermeasures, why are flights cancelled and surface transport is not?

An early measure to avoid the spread of COVID-19 has been the cancellations of flights from infected zones, e.g.: https://www.reuters.com/article/health-coronavirus-spain-flights/corrected-spain-...
2
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73 views

Is there a model that explains why Italy is the second most affected country by COVID-19?

I'm wondering if there's a model which explains why Italy is currently, judging by the data, the second most affected country by COVID-19. I'm not only talking about deaths but also infections. It ...
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22 views

Why Pakistan can “flatten the curve” but India can't?

Comparing the Covid 19 trends between India and Pakistan: One can immediately notice the stark difference: Pakistan managed to "flatten the curve", and India is unable to control the ...
1
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1answer
25 views

Can cancer incidence rates, calculated from the general population, be used in primary care?

I calculated incidence rates (IR) for colorectal cancer using an age-period-cohort model. Is it useful for GPs to use such age, gender and anatomical sub-site specific IRs as a baseline risk, during ...
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31 views

Confirmed, recovered, deaths, meaning

I am wondering about the exact definition of a few terms that are being used in connection with the COVID-19, specifically in data sets. I am interested in the data at github specifically in the time ...
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0answers
20 views

Peer-reviewed IFR estimates for (seasonal) influenza?

It seems every journalist has his favorite expert that they can quote to whip up a CFR or IFR number for influenza. (For example, a question here [which no longer has this information] said that the ...
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50 views

What are the epidemiological basis (bases) of ceasing containment measures once an outbreak becomes an epidemic/pandemic?

A previous question on SE has asked about whether testing, a part of the strategy of containment, can help reduce transmission enough such that it reduces the need for aspects of mitigation (Could ...
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39 views

Empirial evidence that standing 1.5-2m apart reduces risk of airborne contagion

One of the measures proposed by the Dutch government to minimise the risk of spreading/acquiring the Covid-19 virus is keeping a distance of 1.5 meters from other people. Similar advice is given in ...
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27 views

How reliable is the often-quoted figure of 0.1% mortality of the flu?

In many articles on the Corona virus there is often a mortality rate for seasonal flu of 0.1% cited. Here just one randomly selected example (but I have seen the number in many, many different ...
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40 views

inoculation in the absence of a vaccine

In cases where there is a coming epidemic of a disease which has no vaccine, but a very low mortality rate among healthy people, couldn't it make sense for a subset of the population to (voluntarily) ...
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115 views

Why are there so few Covid-19 critical cases in South Korea?

According to Covid-19 statistics there are currently 3150 people affected by Covid-19 in South Korea, while critical cases + death are 27 i.e. less the 1% of the infected. However, on Diamond Princess,...
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25 views

Looking for references describing the physical transmission of rhinoviruses and coronaviruses

I'm looking for reputable reference works that describe the physical aspects of how particles containing rhinoviruses and coronaviruses travel through the environment during disease transmission. I'm ...
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0answers
21 views

Incidence of anisakidosis in Japan

In Japan where raw fish are frequently eaten with no anti-parasite processing the infection of the nematode Anisakiasis became a required reportable diagnosis in 2012. Nevertheless, only 89 cases were ...
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19 views

Is regenerative medicine promising for Ischemic stroke stroke patients? ; two points difference in the 47-point test

Many papers says, regenerative medicine using MSCs are promising for Ischemic stroke stroke patients. But in my layman's sense, various data don't seem promising. So, I want to hear the opinions of ...
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33 views

Is there any systematic evidence whether (US style) parks lead to the spread of respiratory illnesses?

New York City apparently took the somewhat controversial decision to keep its parks open during this Covid-19 outbreak, although quite a few in-door recreational facilities were closed, as were ...
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11 views

Where can I find the total number of people living with or beyond cancer for the UK and globally, as up to date as possible (<2020)?

I'm trying to work out the total prevalence of cancer (all types) in the UK and globally, defined as someone who is alive and has had a cancer diagnosis at some point in their lives. I'm really ...
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39 views

Is there an inflection point in Coronavirus outbreaks where you can't contain the epidemy anymore?

So far only a few countries have been able to reduce through policies the number of people infected in their countries after being exposed to thousands of infected, viz. China (including Taiwan, Hong ...
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18 views

Is the length of an epidemic linked to the strictness of the confinement?

From my understanding the measures to confine the population are designed not to protect it from getting infected but to prevent the hospitals to be overflown by too many simultaneous cases. In other ...
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17 views

How does Incubation time distort statistics?

It takes 7 days on average for the coronavirus to show symptoms. A person is contagious during that time. Should we be correcting the statistic like this for real number of cases? In the above graph ...
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26 views

Do pharmacies' terminals spread infections?

Everybody who's purchasing medicine in a pharmacy has to write a signature on a touchscreen payment terminal, either with his/her finger or by using the stylos attached to the terminal. This practice ...
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37 views

During the GMEP of 1955-1968: “malaria had been eliminated in 35 countries” versus “15 countries and one territory eliminated malaria”

In one source, it is claimed that, during the Global Malaria Eradication Program (GMEP) of 1955-1968 "malaria had been eliminated in 35 countries". In another source, it is claimed that, during this ...
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1answer
76 views

How does a possible strategy look like after the COVID-19 outbreak is under control?

After several month of fighting against a nation wide epidemic China seems to have the spreading of SARS-CoV-2 under control assuming the official numbers are correct. While the rest of the world is ...