Comparing a Conceptual Framework and Factor Analysis to Achieve Survey Item Reduction in Predicting Medication Non-Persistence.
Umeaghadi CF; Taylor JG; Yao S; Blackburn DF · 2026 · Patient preference and adherence
WASTE classifies this as Negative / Null Result Report · AI classification, approximate
The study found no significant effect — useful as a negative control or null benchmark for your own design.
Abstract (excerpt)
Adherence surveys can be lengthy due to the high number of potential risk factors to be analyzed. As a result, researchers often reduce items into conceptual domains (eg, beliefs, economic factors) to overcome power constraints or focus…
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Metadata source: Europe PMC · DOI 10.2147/ppa.s583612