Dictionary
The Dictionary provides concise definitions of health economics terms, arranged alphabetically for quick reference. Use it to understand unfamiliar terminology or confirm the meaning of a specific term.
A
- Adaptive Trial DesignConceptAdaptive Trial, Flexible Trial Design
- An adaptive trial design prospectively specifies how accumulating trial data may trigger changes to the trial while preserving interpretable and valid inference for its stated research questions.
D
- Database SelectionTermData Source Selection, Database Choice
- The process of choosing an appropriate data source for a research question, based on population coverage, available data elements, and sample size.
E
- Expert ConsultationTermExpert Input, Specialist Consultation
- The process of seeking input from subject matter experts to inform a research question or fill a gap in the evidence.
P
- PICO FrameworkTermPICO, Population-Intervention-Comparator-Outcome
- A structured framework specifying the Population, Intervention, Comparator, and Outcome, used to formulate a well-defined clinical or research question.
R
- Research QuestionTermStudy Question, Research Aim
- The specific, well-defined question a study or assessment is designed to answer, typically structured using a framework such as PICO.
S
- Secondary Data AnalysisTermSecondary Analysis, Retrospective Data Analysis
- The use of data originally collected for a purpose other than the current research question, such as insurance claims data used to study treatment patterns.