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This lecture belongs to lecture series on Health. Almost all topics related to health are covered in this course. Key points in this lecture are: Errors in Epidemiologic Studies, Potential Errors, Recognize the Possible, Bias and Confounding, Brain Storming, Non-Causal, Random Error
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LearningObjectives • Recognize the possibleresearch errors • Understand the differencebetween random error,bias and confoundingdocsity.com
Brainstorming
Evaluate PlanningPossibleerror
Results Preventdocsity.com
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is^ the divergence^ due
to^ chance alone,^ of^ an^
observation^ on sample^ from
the^ true population^ value,
leading^ to lack^ of^
precision^ in measurement of associationdocsity.com
that results^ in^
an^ incorrect estimation^ of^
the^ association between exposure and health-related eventdocsity.com
ConclusionThere is always risk of error inany study. The researcher has tobe aware of the different types oferror, try^ to^ prevent
their occurrence^ and
evaluate^ the impact of the uncontrolled errorson the findingsdocsity.com