Theory of Reasoned Action 2-28-08

Theory of Reasoned Action 2-28-08 - lifestyle behavior...

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Theory of Reasoned Action o Fishbein and Ajzen 1975 o Theory hypothesis: A person’s intention to engage in a specific behavior is formed the following: Attitude Toward performing the behavior Subjective Norm Beliefs about what significant others think they should do How important their opinions are to him/her Behavioral Intent- statement of intention AND the probability that the individual will perform the behavior Perceived behavioral control Health belief model o Attempts to explain why people would or would not engage in a wide variety if health actions o Developed by 3 social psychologist in the 1950’s Participate in educational programs (prevention) Participate in programs to prevent disease (medical screenings) Compliance with treatment regimnes o Four constructs of the hbm Perceived susceptibility Perception of individual risk for illness, disease condition or consequence of
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Unformatted text preview: lifestyle behavior choice Perceived seriousness/severity Perception of what severity of outcome would be upon contracting a disease, illness or consequence of lifestyle behavior choice Perceived benefits Positive outcomes related to action taken in the event of disease or illness or consequence of lifestyle behavior Perceived barriers Obstacles that prevent individuals from taking actions to address disease, illness, of negative lifestyle behavior o HBM suggest that each of the 4 constructs is influenced by other variables Demographic descriptors- age, race, ethnicity Psychosocial influences- social class (income +education), peers Structural variables- knowledge, experience, PRE influences o In addition, the perceived benefits ( as perceived by the individual) must outweigh the barriers...
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Theory of Reasoned Action 2-28-08 - lifestyle behavior...

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