Hybrid Class 1 Study Designs

A survey is typical of which general study types

• Experimental

• Crossover

• Observational

• Self-controlled

Which of these study designs are generally longitudinal?

• Cross-sectional

• Cohort

• Case Series

Cohort studies ask which question:

• What will happen?

• What happened?

• What is happening?

Cross-sectional studies ask which question?

• What happened?

• What will happen?

• What is happening?

Case-control studies ask which question?

• What is happening?

• What happened?

• What will happen?

Cross-sectional studies would be considered which type of study--incidence or prevalence

• Incidence

• Prevalence

The study design with the most possibility for biases or errors is

• RCT

• Crossover

• Case-control

Which study design can be described as a "snapshot in time"?

• Cohort

• Longitudinal

• Case-control

• Cross-sectional

A typical method used in an observational study is

• Survey

• Randomization

• Crossover

• Intervention

The Framiningham Heart Study is a classical study of which type?

• RCT

• Case series

• Cohort

• Patient Satisfaction