Docsity
Docsity

Prepare for your exams
Prepare for your exams

Study with the several resources on Docsity


Earn points to download
Earn points to download

Earn points by helping other students or get them with a premium plan


Guidelines and tips
Guidelines and tips

Errors In Epidemiologic Studies - Health - Lecture Slides, Slides of Public Health

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

Typology: Slides

2012/2013

Uploaded on 11/21/2013

super-malik
super-malik 🇮🇳

4.6

(14)

195 documents

1 / 13

Toggle sidebar

This page cannot be seen from the preview

Don't miss anything!

bg1
I.
Potential Errors In
Epidemiologic Studies
Introduction
docsity.com
pf3
pf4
pf5
pf8
pf9
pfa
pfd

Partial preview of the text

Download Errors In Epidemiologic Studies - Health - Lecture Slides and more Slides Public Health in PDF only on Docsity!

Potential Errors InEpidemiologic StudiesI.^ Introductiondocsity.com

LearningObjectives • Recognize the possibleresearch errors • Understand the differencebetween random error,bias and confoundingdocsity.com

Epidemiologic

research

studies^ are

performed

with a global objectiveto support and improvehealthdocsity.com

Thus, the main interest inEpidemiology is to detectrelationships^

between

exposures^

and^ health-

related^ events

aiming^ to

make correct decisions andguide people on healthdocsity.com

Brainstorming

Evaluate PlanningPossibleerror

Results Preventdocsity.com

RelationshipTrue^ False^ Non-causal^

Causal

docsity.com

Random errorRandom^ error

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

BiasBias is a systematic error inan epidemiologic^ study^

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