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Follow-up score, change score or percentage change score for determining clinical important outcome following surgery? An observational study from the Norwegian registry for Spine surgery evaluating patient reported outcome measures in lumbar spinal stenosis and lumbar degenerative spondylolisthesis

Crossref DOI link: https://doi.org/10.1186/s12891-018-2386-y

Published Online: 2019-01-18

Published Print: 2019-12

Update policy: https://doi.org/10.1007/springer_crossmark_policy

Authors

Austevoll, Ivar Magne

Gjestad, Rolf

Grotle, Margreth

Solberg, Tore

Brox, Jens Ivar

Hermansen, Erland

Rekeland, Frode

Indrekvam, Kari

Storheim, Kjersti

Hellum, Christian
Funding

Funding for this research was provided by:

Helse Vest RHF
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Article History

Received: 24 November 2017

Accepted: 19 December 2018

First Online: 18 January 2019

Ethics approval and consent to participate

: All patients have signed an informed consent form.The protocol has been approved by the Norwegian Committee for Medical and Health Research Ethics Midt (2014/344).

: Not applicable.

: None of the authors have any conflicts of interest.

: Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations.

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