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Process / pipelineScale development

Athari za sakafu na dari

Athari za sakafu na dari ni dhana za kisaikolojia ambapo idadi kubwa sana ya washiriki hupata alama ya chini kabisa (sakafu) au ya juu kabisa (dari) inayowezekana kwenye kiwango cha kipimo. Athari hizi huharibu uaminifu na mwitikio wa kiwango, na kupunguza uwezo wa ala kutofautisha kati ya washiriki na kugundua mabadiliko muhimu kwa muda. Tathmini ya kimfumo ya athari za sakafu na dari ni muhimu kwa kutathmini ubora wa kisaikolojia wa mizani ya ubora wa maisha unaohusiana na afya, vipimo vya hali ya utendaji, na matokeo mengine yanayoripotiwa na mgonjwa.

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Vyanzo

  1. McHorney, C. A. (2000). Ten recommendations for measuring health status. Health-Related Quality of Life Outcomes, 2(1), 1-5. link
  2. Terwee, C. B., Bot, S. D., de Bats, M. R., van der Windt, D. A., Knol, D. L., Dekker, J., Bouter, L. M., & de Vet, H. C. (2007). Quality criteria for measurement properties of health status questionnaires. Journal of Clinical Epidemiology, 60(1), 34-42. DOI: 10.1016/j.jclinepi.2006.03.012
  3. Coon, C. D., & Cappelleri, J. C. (2016). Quantifying ceiling and floor effects in the Quality of Life after Brain Injury (QOLIBRI) scale. Health and Quality of Life Outcomes, 14(1), 135. link

Jinsi ya kunukuu ukurasa huu

ScholarGate. (2026, June 3). Assessment of Floor and Ceiling Effects in Psychometric Scale Validity and Responsiveness. ScholarGate. https://scholargate.app/sw/psychometrics/floor-ceiling-effect

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Imerejelewa na

ScholarGateFloor and Ceiling Effect (Assessment of Floor and Ceiling Effects in Psychometric Scale Validity and Responsiveness). Imepatikana 2026-06-15 kutoka https://scholargate.app/sw/psychometrics/floor-ceiling-effect · Seti ya data: https://doi.org/10.5281/zenodo.20539026