Independent Reliability Analysis of a New Classification for Pyogenic Spondylodiscitis

dc.contributor.authorCamino Willhuber, Gaston
dc.contributor.authorGuiroy, Alfredo
dc.contributor.authorZamorano, Juan
dc.contributor.authorAstur, Nelson
dc.contributor.authorValacco, Marcelo
dc.date.accessioned2021-10-28T15:16:43Z
dc.date.available2021-10-28T15:16:43Z
dc.date.issued2021
dc.description.abstractStudy design: Diagnostic study, level of evidence III. Objective: Pyogenic spondylodiscitis can cause deformity, neurological compromise, disability, and death. Recently, a new classification of spondylodiscitis based on magnetic resonance imaging was published. The objective of this study is to perform an independent reliability analysis of this new classification. Methods: We selected 35 cases from our database of different spine centers in Latin America and from the literature; 8 observers evaluated the classification and graded the scenarios according to the methodological grading of the classification developed by Pola et al. Cases were sent to the observers in a random sequence after 3 weeks to assess intraobserver reliability. The interobserver and intraobserver reliabilities were performed with Fleiss and Cohen statistics, respectively. Results: The overall Fleiss κ value for interobserver agreement was substantial, with 0.67 (95% CI = 0.43-0.91) in the first reading and 0.67 (95% CI = 0.45-0.89) in second reading for the main types of classification. The Cohen κ value for intraobserver agreement was also substantial, with 0.68 (95% CI = 0.45-0.92). The interobserver agreement analysis for the subtypes of this classification was overall substantial, with 0.60 (95% CI = 0.37-0.83) in the first reading and 0.61 (95% CI = 0.41-0.81) in the second reading. The overall intraobserver agreement for subtypes of the classification was also substantial, with 0.63 (95% CI = 0.34-0.93). Conclusion: The new classification developed by Pola et al showed substantial interobserver and intraobserver agreements. More studies are required to validate the usefulness of this classification especially in clinical practice.es
dc.identifier.citationGlobal Spine J . 2021 Jun;11(5):669-673es
dc.identifier.urihttp://hdl.handle.net/11447/4967
dc.language.isoen_USes
dc.subjectdisc space infectiones
dc.subjectpyogenic spondylodiscitises
dc.subjectspondylodiscitis classificationes
dc.subjectvertebral osteomyelitises
dc.titleIndependent Reliability Analysis of a New Classification for Pyogenic Spondylodiscitises
dc.typeArticlees

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