Epi_and_HP_and_rates_2008

Epi_and_HP_and_rates_2008 - EPIDEMIOLOGY AND HEALTH...

Info iconThis preview shows pages 1–14. Sign up to view the full content.

View Full Document Right Arrow Icon
EPIDEMIOLOGY AND HEALTH PROMOTION
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Communicable Diseases In class activity from last week
Background image of page 2
Epidemiology T he study of the distribution of health and illness within the population and the factors that determine the population's health status
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Epidemiology: A Quantitative Discipline Measures of frequency Counts and rates Measures of Association Relative risk Odds ratio Statistical Inference P-value Confidence limits
Background image of page 4
Causality The concept that one event is the result of another event
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Theories of Causation Religious era: Divine intervention Environmental era: Environmental conditions Bacteriologic era: Specific microorganisms or nutrients Era of multiple causation: Interplay of multiple factors Future era: Amalgam of sufficient-cause and population model theories
Background image of page 6
Criteria for Causality Consistency : association is consistent and always occurs in the same direction Strength of Association : greater the correlation, greater the possibility of causation Specificity : The supposed cause always results in the same effect
Background image of page 7

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Criteria for Causality Temporal (time) relationship : supposed cause always occurs before the supposed effect Coherence : Supposition that one event causes another is coherent with existing knowledge
Background image of page 8
Risk T he probability that a given individual will develop a specific condition.
Background image of page 9

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Populations at Risk Groups of people who have the greatest potential to develop a particular health problem because of the presence or absence of certain contributing factors.
Background image of page 10
Elements of Risk - 1 Susceptibility: T he ability to be affected by factors contributing to a particular health condition. Exposure potential: The likelihood of exposure to factors that contribute to a particular condition.
Background image of page 11

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Elements of Risk - 2 Relative risk ratio: The difference in the probability of developing a given condition for those with a particular risk factor compared to those without the risk factor.
Background image of page 12
Relative Risk Ratio of incidence rates between two groups Calculated from prospective studies
Background image of page 13

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 14
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 09/08/2010 for the course HS 104 at San Jose State.

Page1 / 59

Epi_and_HP_and_rates_2008 - EPIDEMIOLOGY AND HEALTH...

This preview shows document pages 1 - 14. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online