methods
type: Collection
type: ConceptGroup
member: panel data

longitudinal research
type: Concept
narrower: panel data

panel data
type: Concept
broader: secondary data analysis
broader: longitudinal research
broader: statistics and research methods
definition: Panel data, also known as longitudinal data, are important in many areas of research, including epidemiology, psychology, sociology, economics, and public health. Data from longitudinal studies in clinical trials and cohort studies with long-term follow-ups are a primary example of panel data. [Source: Encyclopedia of Epidemiology; Panel Data]

secondary data analysis
type: Concept
narrower: panel data

statistics and research methods
type: Concept
narrower: panel data