Epidemiology The Basics Only…. Adapted with permission from a class presentation developed by Dr. Charles Lynch – University of Iowa, Iowa City. Epidemiology.
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Adapted with permission from a class presentation developed by Dr. Charles Lynch – University of Iowa, Iowa City
The degree to which a measurement or study reaches a correct conclusion
Descriptive Studies- data
aggregation and analysis
Analysis of results suggests further descriptive study
of hypotheses and new hypotheses
Intervention (experimental, clinical trials)
Type of StudyApplication to Clinical Practice
Etiologic Can risk be reduced among susceptible persons?
Diagnostic Can accuracy and timeliness of diagnosis be improved?
Prognostic Can prognosis be determined more definitively?
Therapeutic Can treatment be improved?
The probability that an effect at least as extreme as that observed in a particular study could have occurred by chance alone, given that there is truly no relationship between exposure and disease.
Any systematic error in the design, conduct, or analysis of a study that results in a mistaken estimate of an exposure’s effect on the risk of disease.