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Epidemiology, Mortality and Morbidity
Member rating: No Rating | Words: | Submitted: Mon Mar 12 2007
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EPIDEMIOLOGY ASSIGNMENT 2 VICTORIA PRESTON WHAT IS EPIDEMIOLOGY? Many definitions of epidemiology exist. Most are along the line of the following, which is commonly used. Epidemiology is the study of the distribution and determinants of disease in human populations (Barker and Rose 1984) Epidemiology is the study of distribution and causes of disease and injuries in human population. The way this information is collaborated is through Standardised mortality rates (SMR). The SMR makes a comparison between Mortality in a designated group and a standard population (normally England and Wales). The SMR involves calculating the number of deaths which we would expect within a certain district i.e. Middlesbrough, Stockton and Langbaurgh. The observed number of deaths is then divided by the expected number to calculate the SMR. A SMR of less than 100 indicated mortality better than the reference population, while a SMR of over 100 indicates a worse mortality. WHAT IS A MORTALITY RATE? A mortality rate is the...
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