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Title:

Mixed-methods development of a new patient-reported outcome instrument for chronic low back pain: part 1-the Patient Assessment for Low Back Pain - Symptoms (PAL-S).

Document type:
Journal Article
Author(s):
Martin, Mona L; Blum, Steven I; Liedgens, Hiltrud; Bushnell, Donald M; McCarrier, Kelly P; Hatley, Noël V; Ramasamy, Abhilasha; Freynhagen, Rainer; Wallace, Mark; Argoff, Charles; Eerdekens, Mariёlle; Kok, Maurits; Patrick, Donald L
Abstract:
We describe the mixed-methods (qualitative and quantitative) development and preliminary validation of the Patient Assessment for Low Back Pain-Symptoms (PAL-S), a patient-reported outcome measure for use in chronic low back pain (cLBP) clinical trials. Qualitative methods (concept elicitation and cognitive interviews) were used to identify and refine symptom concepts and quantitative methods (classical test theory and Rasch measurement theory) were used to evaluate item- and scale-level perform...     »
Journal title abbreviation:
Pain
Year:
2018
Journal volume:
159
Journal issue:
6
Pages contribution:
1045-1055
Fulltext / DOI:
doi:10.1097/j.pain.0000000000001187
Pubmed ID:
http://view.ncbi.nlm.nih.gov/pubmed/29432327
Print-ISSN:
0304-3959
TUM Institution:
Klinik für Anästhesiologie (DHM)
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