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	Badania kohortowe panelowe	Badania podłużne
Dziedzina	Projektowanie badań	Projektowanie badań
Rodzina	Process / pipeline	Process / pipeline
Rok powstania	Mid-20th century (formalized ~1950s–1970s)	Late 19th–early 20th century; methodologically codified through the 20th century
Twórca	Developed through convergence of epidemiological cohort methodology and social science panel survey traditions	No single originator; foundational methodological treatments by Stuart Menard and Judith Singer & John Willett
Typ	Quantitative longitudinal observational design	Quantitative (or mixed) observational research design
Źródło pierwotne	Hsiao, C. (2014). Analysis of Panel Data (3rd ed.). Cambridge University Press. ISBN: 978-1107038691	Menard, S. (2002). Longitudinal Research (2nd ed.). Sage Publications. ISBN: 978-0761922841
Inne nazwy	panel cohort study, longitudinal panel cohort, cohort panel design, panel longitudinal study	longitudinal study, longitudinal design, prospective longitudinal study, repeated-measures observational study
Pokrewne	3	4
Podsumowanie	Panel-based cohort research is a longitudinal observational design that follows a defined group of individuals — the cohort — across multiple repeated measurement waves, collecting structured quantitative data at each wave. It merges the epidemiological strength of cohort tracking (a group sharing a common characteristic or entry point) with the panel study convention of standardized, repeated-contact data collection. The design enables analysis of change over time within individuals while supporting causal inference about exposure-outcome relationships.	Longitudinal research is an observational design in which the same participants, groups, or units are measured repeatedly over an extended period. Rather than capturing a single snapshot, it tracks change, stability, and temporal sequencing of variables — making it the primary non-experimental strategy for studying development, growth, decline, and the unfolding of causal processes across time.