Basic Concepts in Small Doses

5

Weam Banjar; BDS., MS.

Disclosure

• None

• Basic concepts in small doses highlights basic

concepts in research particularly in areas of concerns

for health care professionals

Banjar WM

Banjar WM

Epidemiological Studies

Observational

Descriptive

Cross-sectional Case-report Case series

Analytical

Case Control Cohort Study

Experimental

Clinical Trial

Experimental studies : manipulation of exposure by the

examiner

Observational Studies: No manipulation of exposure by

examiner

Banjar WM

Observational Studies

Case Report

• Describe one clinical case

Case Series

• A case report but more than one clinical case

Cross Sectional

• Usually for prevalence studies or determining a panoramic overview

Banjar WM

Banjar WM

Dichotomization Bases

Cross sectional studies

Independent and dependent variables

are measured simultaneously

Case control

Dichotomization is based on the

outcome

Cohort Studies

Dichotomization is based on the

exposure

Clinical trials

Dichotomization in based on exposure

Good Luck

Banjar WM