Statistical analysis of Likert-based ordinal scales: a guide for clinical trialists
Abstract Background Likert-based scales are a popular tool in clinical trials for assessing patient-reported outcomes. A key analytical decision involves whether to treat these data as binary, continuous, or ordinal. Each approach has implications for statistical power, bias, and interpretation of t...
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| Hlavní autoři: | , , , , |
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| Médium: | Artigo |
| Jazyk: | Inglês |
| Vydáno: |
BMC
2026-02-01
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| Edice: | BMC Medical Research Methodology |
| Témata: | |
| On-line přístup: | https://doi.org/10.1186/s12874-026-02793-5 |
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