About the Authors

Jonathan Price

Roles Conceptualization, Formal analysis, Investigation, Methodology, Project administration, Resources, Validation, Visualization, Writing – original draft, Writing – review & editing

Affiliations Musculoskeletal Physiotherapy Services, Birmingham Community Healthcare NHS Foundation Trust, Birmingham, England, United Kingdom, Centre of Precision Rehabilitation for Spinal Pain (CPR Spine) School of Sport, Exercise and Rehabilitation Sciences, College of Life and Environmental Sciences, University of Birmingham, Birmingham, England, United Kingdom

Alison Rushton

Roles Conceptualization, Methodology, Supervision, Validation, Writing – original draft, Writing – review & editing

Affiliation Centre of Precision Rehabilitation for Spinal Pain (CPR Spine) School of Sport, Exercise and Rehabilitation Sciences, College of Life and Environmental Sciences, University of Birmingham, Birmingham, England, United Kingdom

Isaak Tyros

Roles Formal analysis, Investigation, Methodology, Validation, Writing – review & editing

Affiliations Centre of Precision Rehabilitation for Spinal Pain (CPR Spine) School of Sport, Exercise and Rehabilitation Sciences, College of Life and Environmental Sciences, University of Birmingham, Birmingham, England, United Kingdom, Edgbaston Physiotherapy Clinic, Birmingham, England, United Kingdom

Vasileios Tyros

Roles Formal analysis, Investigation, Validation, Writing – review & editing

Affiliation Edgbaston Physiotherapy Clinic, Birmingham, England, United Kingdom

Nicola R Heneghan

Roles Conceptualization, Methodology, Supervision, Validation, Writing – original draft, Writing – review & editing

n.heneghan@bham.ac.uk

Affiliation Centre of Precision Rehabilitation for Spinal Pain (CPR Spine) School of Sport, Exercise and Rehabilitation Sciences, College of Life and Environmental Sciences, University of Birmingham, Birmingham, England, United Kingdom

Competing Interests

Jonathan Price, Alison Rushton and Nicola R Heneghan declare that they have no competing interests. Isaak Tyros and Vasileios Tyros are employed by the commercial company Edgbaston Physiotherapy Clinic. This does not alter our adherence to PLOS ONE policies on sharing data and materials.