1
Q
What is Observational Studies?
A
Collecting data as they naturally occur. No manipulations of variables
2
Q
What is Exploratory Research?
A
Systematic investigation of relationships among 2 or more variables
3
Q
What is Prospective study?
A
Forward in time. Start to finish. Very Challenging
4
Q
What is Retrospective study?
A
Go from results backwards
5
Q
What is Longitudinal Research?
A
Over a long course of time
6
Q
What is Cross Sectional Research?
A
Done immediately
7
Q
What is Correlation/Predictive Study?
A
- Study based on covariation
- Does not imply causation
- When you see prediction think regressions
8
Q
What is a Case Control Study?
A
- Subjects are selected Whether or not if they have a disorder or not
- Works well with rare conditions
- Cases–> Exposed to factor or not Exposed to factor
Controls–> Exposed to factor or not Exposed to factor - Retrospective
9
Q
What is a Cohort Study?
A
- Subjects are selected whether or not if they are exposed to a factor
- Typically Prospective but can be either Prospective or Retrospective
- Examine if different incidence of disease
-Does not work well with rare diseases
Study Cohort–> exposed/not exposed –> develop disorder/does not develop disorder
10
Q
What are the criteria to provide evidence of cause and effect?
A
- Time Sequence
- Strength of the association
- Biologic Credibility
- Consistency (w/ other studies)
- Dose response relationship
11
Q
What is Methodological Research?
A
- Reliability
2. Validity
12
Q
What are Reliability Studies?
A
- Rest-retest
- Intra/inter rater
- Inter consistency
13
Q
What are Validity Studies?
A
- Criterion Validity (Concurrent/Predictive)
2. Construct Validity
14
Q
What is Secondary Analysis?
A
- Uses existing data base to examine relationship b/w variables
- Big data projects
- Can combine comparable data sets
Evidence Based Week 1
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