Evidence map›Paper›PMID 29429037›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

Long-term follow-up of whiplash injuries reported to insurance companies: a cohort study on patient-reported outcomes and impact of financial compensation.

Eric Rydman, Sari Ponzer, Rosa Brisson, Carin Ottosson, Hans Pettersson-Järnbert

Abstract read
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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 8 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed, 2 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

8 citing papers in PubMed, 2 syntheses or guidelines pooled it.

  1. Pooled it
  2. The role of non-rigid cervical collar in pain relief and functional restoration after whiplash injury: a systematic review and a pooled analysis of randomized controlled trials.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 · 2019
    Pooled it
  3. Trial
  4. Trial
  5. The nosological classification of whiplash-associated disorder: a narrative review.The Journal of the Canadian Chiropractic Association · 2021
    Article
  6. Article
  7. Article
  8. The Michel Benoist and Robert Mulholland yearly European Spine Journal review: a survey of the "surgical and research" articles in the European Spine Journal, 2018.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 · 2019
    Article
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

5 authors.

Eric RydmanDepartment of Clinical Science and Education, Södersjukhuset, Karolinska Institutet, Stockholm, Sweden. eric.rydman@ki.se.ORCID 0000-0002-3603-4419
Sari PonzerDepartment of Clinical Science and Education, Södersjukhuset, Karolinska Institutet, Stockholm, Sweden.
Rosa BrissonDepartment of Clinical Science and Education, Södersjukhuset, Karolinska Institutet, Stockholm, Sweden.
Carin OttossonDepartment of Clinical Science and Education, Södersjukhuset, Karolinska Institutet, Stockholm, Sweden.
Hans Pettersson-JärnbertDepartment of Clinical Science and Education, Södersjukhuset, Karolinska Institutet, Stockholm, Sweden.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeThe long-term outcome of Whiplash-associated disorder (WADs) has been reported to be poor in populations from medical settings. However, no trials have investigated the long-term prognosis of patients from medico-legal environment. For this group, the "compensation hypothesis" suggests financial compensation being associated with worsened outcome. The aims of this study were to describe long-term (2-4 years) non-recovery rates in participants with WAD recruited from insurance companies and to investigate the association between self-reported non-recovery and financial compensation.

methods144 participants, reporting neck pain after a motor vehicle accident, were recruited from two major insurance companies in Sweden. Self-reported recovery was measured at 6 months and 2-4 years. Those who received financial compensation from an insurance company were compared with those who received no compensation.

resultsThe overall non-recovery rate after 2-4 years was 55.9% (66/118). In the non-compensated group, the non-recovery rate was 51.0% (25/49) and in the compensated group 73% (27/37) (p = 0.039). Adjusted OR was 4.33 (1.37-13.66). High level of pain at baseline was a strong predictor of non-recovery [OR 46 (4.7-446.0)]. However, no association was found between pain level at baseline and financial compensation.

conclusionsThe non-recovery rate among patients making insurance claims is high, especially among those receiving financial compensation even if causal relationship cannot be determined based on this study. However, lack of association between baseline level of pain and compensation supports the compensation hypothesis.

Indexed as

Compensation and RedressAccidents, TrafficAdultCohort StudiesFemaleFollow-Up StudiesHumansInsurance CarriersMaleMiddle AgedNeck PainPain MeasurementPatient Reported Outcome MeasuresPrognosisProspective StudiesRecovery of FunctionCompensationInsuranceSelf-reported healthWadWhiplash

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.