Evidence map›Paper›PMID 30196420›Full record

ArticleEuropean spine journal : official publication of the European Spine Society, the European Spinal Deformity Society, and the European Section of the Cervical Spine Research Society2018

Validation of the Croatian version of the Oswestry Disability Index.

Ivan Domazet, Jakob Nemir, Petra Barl, Krešimir Saša Đurić, Ivan Pašalić, Hrvoje Barić, Marin Stančić

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In one paragraph

Article in European spine journal : official publication of the European Spine Society, the European Spinal Deformity Society, and the European Section of the Cervical Spine Research Society, 2018. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 9 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
9citing papers in PubMed, 1 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

9 citing papers in PubMed, 1 synthesis or guideline pooled it.

  1. Pooled it
  2. Trial
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  4. Cross-cultural adaptation of Cantonese (Hong Kong) Oswestry Disability Index version 2.1b.European spine journal : official publication of the European Spine Society, the European Spinal Deformity Society, and the European Section of the Cervical Spine Research Society · 2021
    Article
  5. Cross-cultural adaptation and psychometric validation of the Indonesian version of the Oswestry Disability Index.European spine journal : official publication of the European Spine Society, the European Spinal Deformity Society, and the European Section of the Cervical Spine Research Society · 2021
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

7 authors.

Ivan DomazetDepartment of Neurosurgery, University Hospital Center Zagreb, Zagreb University School of Medicine, Kišpatićeva 12, 10000, Zagreb, Croatia. ivandomazet@yahoo.com.
Jakob NemirDepartment of Neurosurgery, University Hospital Center Zagreb, Zagreb University School of Medicine, Kišpatićeva 12, 10000, Zagreb, Croatia.
Petra BarlDepartment of Neurosurgery, University Hospital Center Zagreb, Zagreb University School of Medicine, Kišpatićeva 12, 10000, Zagreb, Croatia.
Krešimir Saša ĐurićDepartment of Neurosurgery, University Hospital Center Zagreb, Zagreb University School of Medicine, Kišpatićeva 12, 10000, Zagreb, Croatia.
Ivan PašalićDepartment of Neurosurgery, University Hospital Center Zagreb, Zagreb University School of Medicine, Kišpatićeva 12, 10000, Zagreb, Croatia.
Hrvoje BarićDepartment of Neurosurgery, University Hospital Center Zagreb, Zagreb University School of Medicine, Kišpatićeva 12, 10000, Zagreb, Croatia.
Marin StančićDepartment of Neurosurgery, University Hospital Center Zagreb, Zagreb University School of Medicine, Kišpatićeva 12, 10000, Zagreb, Croatia.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeTo translate, cross-culturally adapt, and validate the Croatian version of the Oswestry Disability Index (ODI).

methodsThe original English-language ODI was cross-culturally adapted into Croatian and then evaluated in a group of 114 patients with chronic low back pain (LBP) at the Department of Neurosurgery, Zagreb University School of Medicine. Confirmatory factor analysis (CFA) was conducted with three models: two were theory driven (unidimensional and two dimensional-static and dynamic factors); the other was based on our exploratory factor analysis (EFA). Internal consistency and test-retest reliability were evaluated using Cronbach's α and the intraclass correlation coefficient (ICC), respectively. Construct validity was assessed by evaluating the correlation between the ODI and Visual Analogue Scale (VAS), and between the ODI and 36-item short form survey (SF-36) scores.

resultsThe EFA-derived two-dimensional structure explained 82.7% of the total variance and was significantly better than the other models (P < 0.001); however, none of the models had acceptable fit. Internal consistency (Cronbach α = 0.84) and test-retest reliability (ICC = 0.94) were satisfactory. The ODI was positively correlated with VAS (r

conclusionsThe Croatian version of the ODI has acceptable psychometric properties. It appears to be suitable for assessment of LBP and treatment outcomes in Croatian-speaking patients. Overall, there was no evidence to reject the original unidimensional structure in favor of a two-factor solution. As such, the unidimensional structure should continue to be used in future studies. These slides can be retrieved under Electronic Supplementary Material.

Indexed as

Disability EvaluationLow Back PainCroatiaHumansPsychometricsReproducibility of ResultsSurveys and QuestionnairesCroatian versionCross-cultural adaptationLow back painOswestry Disability IndexValidation

Identifiers

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.