
Aims
|
Association
between "exposure" (risk factor, intervention, independent
variables)
and
"outcome" (diseases, health problems, dependent
variables)

Exposure v.s. Outcome

Clinical trial of new antihistamine

Study Design

CASE-CONTROL (Retrospective Analytic)

COHORT (Prospective Analytic)

Time series

X-sectional analytic

Cross-sectional analytic

Summary

Three questions to know the study design

Types of research
Classified by Nature or Target of Application
1. Basic research
2. Applied research
Classified by Study object
1. Literature research
2. Clinical research
3. Laboratory research
4. Animal research
5. Community research
6. Operational research
Classified by Type of Data Collection
1. Retrospective study
2. Prospective study
3. Survey study
Classified by Research Design
1. Formulative of Exploratory Study
2. Descriptive Study
3. Analytical or Correlational Study
4. Experimental Study
Iterative loop of studying topics

Choice of study design
| RESEARCH QUESTION | DESIGN |
|
DESCRIPTIVE |
| ETIOLOGIC STUDY | ANALYTIC |
|
EXPERIMENTAL |
Steps in scarching for causal association

Three steps in evaluation of medical care (3'Es)
|
Final conclusion

Final conclusion (Cont.) :
