Disease Detectives B/C

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Re: Disease Detectives B/C

Post by SOnerd » February 8th, 2015, 2:01 pm

UTF-8 U+6211 U+662F wrote:What was the real name of "Typhoid Mary," and what made her famous?
Mary Mallon
...the first person in the United States identified as an asymptomatic carrier of the pathogen associated with typhoid fever
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Re: Disease Detectives B/C

Post by UTF-8 U+6211 U+662F » February 8th, 2015, 2:25 pm

Correct! Your turn!

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Re: Disease Detectives B/C

Post by SOnerd » February 8th, 2015, 2:37 pm

SOnerd wrote:
UTF-8 U+6211 U+662F wrote:What was the real name of "Typhoid Mary," and what made her famous?
Mary Mallon
...the first person in the United States identified as an asymptomatic carrier of the pathogen associated with typhoid fever
UTF-8 U+6211 U+662F wrote:Correct! Your turn!
Describe the chain of infection.
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Re: Disease Detectives B/C

Post by dragons790 » February 8th, 2015, 2:39 pm

pathogen → reservoir (can be nonhuman or human) → portal of exit → mode of transmission (indirect or direct) → portal of entry → susceptible host (always human)

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Re: Disease Detectives B/C

Post by SOnerd » February 8th, 2015, 2:47 pm

dragons790 wrote:
pathogen → reservoir (can be nonhuman or human) → portal of exit → mode of transmission (indirect or direct) → portal of entry → susceptible host (always human)
Yep, your turn
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Re: Disease Detectives B/C

Post by dragons790 » February 8th, 2015, 5:40 pm

For what study types would you use relative risk, odds ratio, and prevalence odds ratio/prevalence ratio?

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Re: Disease Detectives B/C

Post by bernard » February 9th, 2015, 8:03 am

dragons790 wrote:For what study types would you use relative risk, odds ratio, and prevalence odds ratio/prevalence ratio?
Odds ratios are most commonly used in case-control studies, however they can also be used in cross-sectional and cohort study designs as well.
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Re: Disease Detectives B/C

Post by dragons790 » February 9th, 2015, 3:45 pm

Yep! Do you know about relative risk and prevalence odds ratio/prevalence ratio too?

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Re: Disease Detectives B/C

Post by UTF-8 U+6211 U+662F » February 9th, 2015, 3:56 pm

RR is used for Cohort Studies, Prevalence is used for Cross-sectional studies

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Re: Disease Detectives B/C

Post by dragons790 » February 9th, 2015, 3:57 pm

That's right.

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