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9 Cards in this Set
- Front
- Back
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What is theory?
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A theory presents a systematic way of understanding events or situations. It is a set on concepts definitions and propositions that explain or predict these events or situations by illustrating the relationships between variables.
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Theoretical Concepts
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Concepts are the building blocks - the primary elements - of theory
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Theoretical Constucts
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Constructs are concepts developed or adopted for use in particular theory. The key concepts of a given theory are its constructs.
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Theoretical Variables
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Variables are the operational forms of constructs. They define the way a construct is to be measured in a specific situation.
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Theoretical Models
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Models may draw on a number of theories to help understand a particular problem in a certain setting or context.
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Researchers and practitioners use theory to investigate answers to the questions ...
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... "why," "what,' and "how" health problems should be addressed.
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Explanatory Theory
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Explanatory theory describes the reasons why a problem exists.
Addresses - Why? What can be changed? Examples: Health Belief Model; Theory of Planned Behavior; Precaution Adoption Process Model |
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Change Theory
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Change theory guides the development of health interventions.
Addresses - Which strategies? Which messages? Assumptions about how a program should work. Examples: Community Organization; Diffusion of Innovations |
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Characteristics of a Useful Theory
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Logical; consistent with everyday observations; similar to those used in previous successful programs; and supported by past research in the same area or related ideas.
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