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| Оценка на проспективен скринингов тест× | Проспективно кохортно проучване× | |
|---|---|---|
| Област | Епидемиология | Епидемиология |
| Семейство | Process / pipeline | Process / pipeline |
| Година на възникване≠ | 1980s–2000s (STARD 2003, updated 2015) | 1950s (systematic application); conceptual roots earlier |
| Създател≠ | Formalized through diagnostic accuracy methodology (Sackett, Haynes, Tugwell; STARD initiative) | Richard Doll and Austin Bradford Hill (landmark application, 1951-1954); cohort methodology formalised by modern epidemiology textbooks |
| Тип≠ | Prospective observational study design | Observational longitudinal study design |
| Основополагащ източник≠ | Bossuyt, P. M., Reitsma, J. B., Bruns, D. E., et al. (2015). STARD 2015: An Updated List of Essential Items for Reporting Diagnostic Accuracy Studies. BMJ, 351, h5527. DOI ↗ | Rothman, K. J., Greenland, S., & Lash, T. L. (2008). Modern Epidemiology (3rd ed.). Lippincott Williams & Wilkins. ISBN: 978-0781755641 |
| Други названия | prospective diagnostic accuracy study, prospective test performance study, forward-looking screening validation, prospective DTA study | longitudinal cohort study, prospective follow-up study, incidence study, prospective observational cohort |
| Свързани | 6 | 6 |
| Резюме≠ | A prospective screening test evaluation enrolls participants before the outcome is known, applies the screening test and the reference standard in temporal sequence, and measures how accurately the test identifies individuals with or without the target condition. This forward-looking design minimizes workup bias and spectrum bias, producing estimates of sensitivity, specificity, and predictive values that are more generalizable to real clinical or public-health screening contexts than retrospective alternatives. | A prospective cohort study assembles a group of participants who are free of the outcome of interest at baseline, measures their exposures, and then follows them forward in time to record who develops the outcome. By collecting exposure data before outcomes occur, it establishes a clear temporal sequence that supports causal inference — a major advantage over retrospective designs. It is the cornerstone observational method in epidemiology and clinical research. |
| ScholarGateНабор от данни ↗ |
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