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Psychometric properties of a single-item scale to assess sleep quality among individuals with fibromyalgia
BACKGROUND: Sleep disturbances are a common and bothersome symptom of fibromyalgia (FM). This study reports psychometric properties of a single-item scale to assess sleep quality among individuals with FM. METHODS: Analyses were based on data from two randomized, double-blind, placebo-controlled tri...
Autores principales: | , , , , , |
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Formato: | Texto |
Lenguaje: | English |
Publicado: |
BioMed Central
2009
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Materias: | |
Acceso en línea: | https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2706811/ https://www.ncbi.nlm.nih.gov/pubmed/19534799 http://dx.doi.org/10.1186/1477-7525-7-54 |