An Introduction to Epidemiology for Health Professionals by Jørn Olsen, Kaare Christensen, Jeff Murray, Anders Ekbom

February 12, 2017 | Introduction | By admin | 0 Comments

By Jørn Olsen, Kaare Christensen, Jeff Murray, Anders Ekbom

This day, the general public concerns approximately rising ailments and fast alterations of the frequency of popular ailments like autism, diabetes and weight problems making the note epidemic a part of the final dialogue. Epidemiology should still as a result be a uncomplicated part of clinical education, but usually it's undertaught or perhaps ignored. Concise and readable whereas additionally rigorous and thorough, An advent to Epidemiology for future health execs is going past average textbook content material to floor the reader in clinical equipment such a lot suitable to the present wellbeing and fitness panorama and the evolution of evidence-based medicine―valuable keys to higher knowing of ailment technique, powerful prevention, and precise remedy.

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Public health organizations oversee these efforts. The public health staff need to have a community diagnosis to set priorities. The key to this diagnosis is incidence and prevalence of diseases and the occurrence of risk factors in the population. We need to monitor incidence data over time to identify changes in their occurrence. If the incidence is increasing and we know the causes and know how to avoid them, prevention strategies may be applied. Comparisons of incidences between different areas have been used with great success to generate hypotheses on the etiology of diseases, and cancer rates vary, for example, largely between different geographical areas.

Causal fields will often be much more complicated than those presented here, and the causes need not operate at the same point in time or the same sequence in time. In most cases, causes probably act in complicated sequences in time. Cell modifications leading to cancer may require several steps to onset a disease, and several causes could operate during this time period. Many observations indicate that diseases should be seen in a life course perspective where different determinants (causal fields) play a role at different stages of life.

A carcinogenic exposure. Philosophers may say that the cause of fire was the lighting of a match and not the presence of wood. Public health workers tend to focus on avoidable causes which would include both the removing of the wood as well as being careful with matches. If removing the wood would have prevented the fire that cause is as good as any other cause. We know that some ethnic groups 28 4 Causes of Diseases have a higher incidence of prostate cancer than other ethnic groups. This is useful information in preventive medicine if it helps in identifying preventable causes of prostate cancer.

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