HLTA02H3 Lecture Notes - Lecture 3: Epidemiological Transition, Demographic Transition, Improved Sanitation
Document Summary
Demographic transition (dt: demography: the study of human populations, dt: a framework to describe and understand population change (1960s 1980s); changes in birth and death rates, argument: as countries develop (rural urban) they move from: To a period of rapid growth with high birth rates and low death rates; Then a stable low growth rate when both births and deaths are low: largely based on historic patterns in high income countries of. Epidemiology: study of patterns, causes, and effects of health and disease conditions. Risk transition: shift from infectious to non infectious diseases as countries move from a developing to a developed economy. Pattern: dramatic increase in population growth rates related to advances in medicine and declines in fertility rates. Pattern: increased le, reduced fertility, and a shift from infectious diseases to non infectious diseases related to improvements in medicine and public health, e. g. , vaccines, improved sanitation, etc.
