Chapter 5: Sources of Data for Use in Epidemiology Flashcards Preview

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Flashcards in Chapter 5: Sources of Data for Use in Epidemiology Deck (10)
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1
Q

What is record linkage?

A

the joining of data about a single entity from 2 or more sources. An advantage would be the ability to augment research data for descriptive and analytic studies in order to explore specific health outcomes
Ex: employment records and mortality data

2
Q

What is public health surveillance?

A

the ongoing systemic collection, analysis, interpretation, and dissemination of health data

3
Q

Screening?

A

the application of various tests and procedures to identify suspected cases of a disease

4
Q

Multiphasic screening?

A

the administration of 2 or more screening tests during a single screening program. One of the goals is secondary prevention through early detection of diseases.

5
Q

What is a registry?

A

a centralized database for the collection of info about a disease. Widely used for the compilation of statistical data on cancer, etc.

6
Q

What is generalizability?

A

Also called external validity. The ability to find apply the findings of a study to the pop. that did not participate in the study

7
Q

What V’s characterize big data?

A
  • Variety
  • Volume
  • Velocity
8
Q

What is data perturbation?

A

the process of modifying identifying characteristics of data to protect the privacy of individual respondents

9
Q

Representativeness?

A

the degree to which a sample resembles a parent population

10
Q

What is data sharing?

A

the voluntary release of info by 1 investigator/institution to another for purposes of scientific research