Questions tagged [statistics]

122 questions
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Definition of Prevalence

I have been informed that the prevalence of chickenpox and smallpox in the general population are 10% and 0.1%, respectively. On the Wikipedia page it is written Prevalence in epidemiology is the proportion of a particular population found to be…
John
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What are "residual" diseases?

In the following extract from mortality statistics is a large entry of 320,065 deaths during the year due to "All other diseases (residual)" from the CDC. Note that it is uncoded whereas all the other causes of death are coded. What does this…
Tyler Durden
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How many never leave the hospital?

I read a statistic in a news report based on a Lancet study that said that an estimated 1.14% of patients who enter a hospital for in-patient surgery never leave the hospital alive. Since there are roughly 50 million in-patient surgeries in the…
Tyler Durden
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How many people die due to various substance (illegal ones/legal/dangerous ones) per user?

It says 88000 people die from Alcohol related causes What I want to know is the number of people that die compared to the number of alcohol users. Then I want to compare that with the same ratio…
user4951
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What is Mortality displacement?

I just read a German article comparing influenza with COVID-19. There is a table with Mortality displacement (rates? cases?) and laboratory-confirmed cases of influenza. I'm super confused by this table. I think I know what laborartory-confirmed…
Martin Thoma
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Statistics of knotted-cord related death and variables of its formation

I am researching the effects of knotted cord and its possible causation or correlation with causing infant-death. With online research I am finding that 1%-2% of babies are born with a true knot, however how many of this 1%-2% cause stillbirth? In…