Textbook Notes (368,074)
Canada (161,621)
HLTC22H3 (102)
Dan Silver (21)
Chapter 2

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Health Studies
Dan Silver

Chapter 2 Demography of AgingAging In The WorldChanging Demographic Profiles 1905Children and young people made up the largest segment of the population w only a small percentage of people 65 yrs of age and older This created a pyramid shaped profile w a broad base of infants and children and relatively few older adultsPyramidshaped population profiles result from high fertility rates and high mortality rates 1975Infants and children were no longer the largest population groups instead the largest cohort consisted of the baby boomers who were then bw the ages of 10 and 30There was also a slight widening at the top of the pyramid as more people in their 60s and 70s survived into their 80s and 90sThe indentation in the middle of the 1975 pyramid characterized those bw the ages of 35 and 45 the result of the low birthrate during the Depression 2010The bottom 23 of this pyramid will have squared off considerably by that timeThere will be comparable numbers of children and young and middleaged adultsMany more will survive into their 70s and 80s although there will be relatively few who are 85 and older compared w the rest of the population2030The baby boomers will have swelled the ranks of older people becoming the grandparent boomersThe demographic profile continues to change from a pyramid shape to one that is rectangular Although it is true that the older population is healthier than ever before there is concern about the economic stressthat growing numbers of older adults may place on the countryMore than any other age group those 85 and older have the greatest health and social care needs and an increase in their numbers may have major impact on the resources of the nationAge dependency ratioThe sheer number of older adults will present daunting challenged for subsequent generations but there still will be more younger and middleaged than older peopleTherefore the working units of the population will outnumber those who are dependent on themFurthermore in many cases older adults are beneficial to the economic health of the country rather than a burden Total dependency ratio TDRCompares the number of economically nonproductive citizens below age 18 and 65 or older w the number of workingaged adultsAlthough not entirely accurate the age dependency ratio is a rough estimate of the number of people who need to be supported by workers The equation TDRacb where a children18 b adults 1865 and c adults 65A serious concern is that the growing percentage of older adults in the population will create a crisis in TDRs and place an overwhelming burden on workingaged adults An increase in TDRs may result in competition for services bw the old and young and TDRs dont translate directly to dollars spent The amount that children and elders cost working family members and society depends on such factors as the level of services provided and the savings pensions investments and other types of benefits that older adults can draw on Although there has been a considerable downturn in economic stability recently w the uncertainty of the stock market and failure of some retirement funding older people are still less likely to live in poverty than in the past Life expectancyThe avg number of years a person in a particular cohort can expect to live
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