conceptual model 'theoritical model

1. Conceptual model
Srividhya.N
Associate professor

2. • Model: A model is a symbolic representation
of a phenomenon
• Concept: These are abstract ideas or mental
image of a phenomenon

3. • Conceptual framework: A written or visual
presentation that explains either graphically
or in narrative form of the main things to be
studied (keywords, concepts, variables etc.)
and presumed relationship among them.
• Theoretical framework: It is a brief
description of a theory, or portion of the
theory to be tested in research.

4. • A theory is a set of interrelated concepts ,
definitions and propositions that present a
systematic way of viewing facts / events by
specifying relations among the variables, with
the purpose of explaining and predicting the
facts/ event”.

5. Purpose of conceptual framework
• Clarifies the concepts on which the study is built
• Specifies relationship among the concepts or variables
• Identifies and states the hypothesis understudy
• Acts as a filtering tool for tool selection and data
collection method
• It helps us to understand ideas used by others
• It makes the communication easier
• Directs the thinking process
• It acts as a reference point for literature review,
methodology and results
• It is like a travel map.

6. Steps in developing conceptual
framework
• State the problem as clearly as possible
• Identify the keywords or variables of the study
• Review the theories, theoretical framework etc.
• Review the existing conceptual framework
already used to guide the activities
• Write the relational statements and organize
them in a framework
• Draw a visual model of concepts using symbols.

7. Framework formulation
• The formulation of framework is done by
following methods. It is up to the imagination
and creativity of the researcher.
• Tree diagrams
• Flowcharts
• Mind maps
• Shape based diagrams
• Soft systems

8. Difference between conceptual and
theoretical framework
Conceptual framework Theoretical framework
 Concept-A mental image of an idea
 Specific representation of relationships between
variables
 Highly abstract
 View has no limits
 Theory – A statement that characterizes an idea
 General representation of relationships between
variables
 More concrete
 Limited

12. • Florence Nightingale environmental theory
• Orem’s general theory of nursing
• Peplau’s theory of interpersonal relationship
• Henderson’s definition of nursing

17. • Becker(1974) modified health belief model .
The components includes:
-Individual perceptions
-Modifying factors
-Likelihood of action

18. Demographic variables-
(age, sex)
Sociopsychological
variables- (personality,
social class)
Perceived benefits of the
action minus Perceived
barriers to action
Likelihood of taking
recommended preventive
health action
Perceived threat of
disease
Perceived susceptibility of
disease
Perceived seriousness of
disease
Cues to action
Mass media campaigns
Advice from others
Illness of family members
Health visitors or
physicians explanation
Individual
perceptions
Modifying
factors
Likelihood of
action