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| Párosított keresztmetszeti epidemiológiai vizsgálat× | Kohorszvizsgálat× | |
|---|---|---|
| Tudományterület | Epidemiológia | Epidemiológia |
| Módszercsalád | Process / pipeline | Process / pipeline |
| Keletkezés éve≠ | Mid-to-late 20th century (formalized ~1970s–1990s) | Mid-20th century (formal epidemiological design codified ~1950s) |
| Megalkotó≠ | Developed within the tradition of observational epidemiology; matching principles codified by Greenland, Rothman, and Kelsey in modern epidemiology texts | Doll & Hill (British Doctors Study, 1951); Snow (cholera, 1854) |
| Típus≠ | Observational epidemiological study design | Observational longitudinal study design |
| Alapmű | Rothman, K. J., Greenland, S., & Lash, T. L. (2008). Modern Epidemiology (3rd ed.). Lippincott Williams & Wilkins. ISBN: 978-0781755641 | Rothman, K. J., Greenland, S., & Lash, T. L. (2008). Modern Epidemiology (3rd ed.). Lippincott Williams & Wilkins. ISBN: 978-0781755641 |
| Alternatív nevek | matched cross-sectional survey, matched prevalence study, matched cross-sectional design, frequency-matched cross-sectional study | longitudinal study, follow-up study, panel study, incidence study |
| Kapcsolódó≠ | 5 | 6 |
| Összefoglaló≠ | A matched cross-sectional epidemiological study is an observational design that measures exposure and outcome simultaneously in a population sample while applying matching to control for one or more confounding variables. By pairing or grouping participants on key characteristics such as age, sex, or socioeconomic status before or during analysis, the design reduces confounding bias without requiring longitudinal follow-up, making it efficient for estimating prevalence and cross-sectional associations. | A cohort study assembles a group of individuals who share a common starting point — typically freedom from the outcome of interest — and follows them over time to observe who develops the outcome. By comparing incidence rates between exposed and unexposed subgroups, researchers can estimate relative risk and absolute risk differences. Cohort studies are the gold-standard observational design for measuring disease incidence and establishing temporal relationships between exposure and outcome. |
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