PUBHLTH 144 Lecture Notes - Lecture 2: United States Public Health Service, Cognitive Psychology, Mass Media
26 Jul 2016
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In the 1950s, us public health service research revealed three factors that determined tb screening behavior: Psychological readiness: belief that they had or were at risk of tb, or would benefit from screening. Situational influences: belief that they had symptoms, and other people"s opinions of their screening decision. Health belief model (hbm: one of the most widely used and broadest of health behavior theories. Hbm has roots in cognitive psychology, with emphasis on motivations/the decision making process. Personal beliefs or perceptions about a disease and strategies available to decrease its occurrence. Health behavior is motivated by: perceived susceptibility, perceived severity, perceived benefits of an action, perceived barriers to taking that action. Hbm is what is known as a value expectancy theory, where behavior is generally viewed as related to: The subjective probability or expectation that an action will achieve the outcome. People will take action to prevent, screen for or control a condition of ill-health if:
