Marques, Catarina http://orcid.org/0000-0002-5530-2909
MacDowall, Anna http://orcid.org/0000-0002-9231-7608
Skeppholm, Martin http://orcid.org/0000-0003-2228-2478
Canto Moreira, Nuno http://orcid.org/0000-0001-5503-1793
Olerud, Claes http://orcid.org/0000-0002-2111-6868
Funding for this research was provided by:
Stockholms Läns Landsting
DePuy Synthes Spine
Swedish Society of Spinal Surgeons
Landstinget i Uppsala län
Uppsala University
Article History
Received: 30 April 2020
Revised: 24 November 2020
Accepted: 6 January 2021
First Online: 20 January 2021
Compliance with ethical standards
:
: Trial approved by the local Swedish ethics review board. Study registered at ISRCTN (registration number: 44347115).
: CM, AM, MS, NCM: None. CO: Research grants: CSRS-E, DePuy Synthes; Speaker’s bureau: AO Spine, DePuy Synthes, Medtronic; Board: CSRS-E.
: All participants provided oral and written informed consent.
: Data and material are available if necessary.