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Study Design - Case-control study, Cross-sectional study, Cohort study (Prospective, Retrospective)

Study Design - Case-control study, Cross-sectional study, Cohort study, Prospective Cohort study, Retrospective Cohort study. Correlation vs. causation.
The American Journal of Managed Care

A Case-Control Study of Length of Stay Outliers

Length of stay outliers are associated with hospital-acquired infections, complications, and discharge to facility, as opposed to nonmodifiable risk factors like age and comorbidities. Objectives: ...
BMJ

Motivation and methods for a first population-based case-control study of traumatic brain injury (TBI) and chronic traumatic encephalopathy (CTE)

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