Week 6 Flashcards

1
Q

What is a biological study

A

Physiological, direct cell observation, test tube

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

What is epidemiologic (population health and clinical) studies

A

Observational studies
Experimental Studies

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

What are the two types of observational studies

A

Descriptive studies
Analytic Studies

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

What are the two types of experimental studies

A

Randomized Controlled Trial
Community Trial

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

What is a descriptive study

A

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

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

What types of studies can be analytic and descriptive

A

Cross-sectional study
Ecologic Study

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

What is an analytic study

A

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

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
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

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
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
How well did you know this?
1
Not at all
2
3
4
5
Perfectly
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

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

What is exposure

A

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

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

What is anylasis

A

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

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

What is communication of findings

A

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

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
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

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
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

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
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