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Health science 2801 > Week 6 > Flashcards

Week 6 Flashcards

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Biology 101 flashcards
1
Q

What is a biological study

A

Physiological, direct cell observation, test tube

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2
Q

What is epidemiologic (population health and clinical) studies

A

Observational studies
Experimental Studies

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3
Q

What are the two types of observational studies

A

Descriptive studies
Analytic Studies

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4
Q

What are the two types of experimental studies

A

Randomized Controlled Trial
Community Trial

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5
Q

What is a descriptive study

A

Its not a theory study you are just describing case reports and series

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6
Q

What types of studies can be analytic and descriptive

A

Cross-sectional study
Ecologic Study

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7
Q

What is an analytic study

A

You have research and a hypothesis
Clinical Trial
Community Trial
Case control study
cohort study

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8
Q

What are 5 goals you should have for design decesions

A

How should you define your exposures
In which people
How should you define your disease
How can you make your study valid
How can you make your study efficient

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9
Q

What are the 6 components of a study

A
  1. Population
  2. Exposure
    3.Outcome
    4.Potential Confounders
  3. Analysis
  4. Communication of findings
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10
Q

What is case definition

A

Descrption of the event that you are intrested in studying can be a disease defect injury event or state

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11
Q

What is exposure

A

Determinant of intrest upon which an outcome depends can be constitutional environmental or behavioral

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12
Q

What is anylasis

A

examaination of your study data estimation of measure of disease frequency and association

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13
Q

What is communication of findings

A

Tell the appropriate persons or community what you found even if you found no association

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14
Q

What is the hierachy of evidence

A

Systematic Reviews and meta analyses
Randomized controlled double blind stucise
Cohort studies
Case control studi
Case series
Case reports
Ideas, Editorials , Opinions
Animal research
in test tube research

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15
Q

What is a case report

A

A report of health issues in one patient
A disease or disorder or undergoing usally just for one odd person

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16
Q

What is a case series

A

A report that descrribes a group of individuals who have the same health issue a few people

17
Q

What are some qualties about case report and case series

A

No theory, no research question goal is only reporting

18
Q

What is sign

A

An objective indication of disease that can be clinically observed such as a rash cough fever or elevated blood pressure

19
Q

What is a symptom

A

A subjective indication of illness that is experienced by an individual but cannot be directly observed by others

20
Q

What are the two types of coding systesm

A

International classifaction of disease (ICD)
Diagnostic and statistical manual of mental disorder(DSM)

21
Q

What is a cross secetional prevalence study

A

A group of people are examined at one point in time

22
Q

What is prevelance

A

the percentage of members of a population who have given health issue at the time of the study

23
Q

what is prevalence rate ratio in cross sectional studies

A

A comparison of a charatersitc in two independent populations

24
Q

What are some limitations of cross sectional studies

A

No time dimension cannot be used to assess causality
Can not show that an exposure caused a disease

25
Q

What is repeated cross sectional study

A

Re sample and re survey same source population at two or more different time point dose not track the same individuals forward in time

26
Q

What is a correlational study

A

Unit of analysis is the group not the indivdual

27
Q

What is aggregate

A

a group of indivuals

28
Q

What are the variables in correlation studies

A

Usually aggregate statistics such as the proportion of a population with a particular charterstic or the average value of the variable in the population

29
Q

What is ecological fallacy

A

the incorect assumption that individuals follow the trends observed in population level data
experince of an individual in a population may vary significantly from the population average

Health science 2801 (10 decks)

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