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Lecture 3

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University of Toronto Scarborough
Health Studies
Jason Ramsay

HLTB02- Lecture 3 Todays Lecture What is the gradient? How is it related to health? How does the environment interact with genetics? How does this affect early development? Models for how this affects later outcomes The Gradient Common pattern of increases or decrease in an health outcome variable related to an increase or decrease in am measure of SES We will discuss the gradient effects on: o Increasing health status o Increasing neurocognitive status Within a Social Determinants of Health Perspective The idea of the gradient in predictingaccounting for health outcomes springs from the social determinants of health perspective This perspective argues that risk factors operating at the population level, that are socially distributed are as important as individual risk factors ( E.G. smoking versus % country below the poverty line) Public Health Agency of Canada The weight of scientific evidence supports a socioeconomic explanation of health inequalities. The roots of ill health can be found in such determinants as income, education and employment as well as in the material environment and lifestyle. Also of significance is that poverty in Canada falls disproportionately on children. Biological bases of human development : Genes, environment, Brain development Gradient the most important concept in understanding the outcome o Interacts with genetics o engeneation if you were an alcoholic weakens reproductive cells and effects offspring Was completely wrong But got the ball rolling
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