Lumbar Spine on MRI and Low Back Pain in Elite Cross-country Skiers
1 other identifier
observational
63
1 country
1
Brief Summary
The investigators will examine the prevalence of low-back pain and disc degeneration among Finnish elite skiers between 16 and 35 years of age and compare these findings with the data collected among healthy volunteers studied between 1994-2021.
Trial Health
Trial Health Score
Automated assessment based on enrollment pace, timeline, and geographic reach
participants targeted
Target at P25-P50 for all trials
Started Sep 2022
Shorter than P25 for all trials
1 active site
Health score is calculated from publicly available data and should be used for screening purposes only.
Trial Relationships
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Study Timeline
Key milestones and dates
Study Start
First participant enrolled
September 1, 2022
CompletedFirst Submitted
Initial submission to the registry
November 29, 2022
CompletedFirst Posted
Study publicly available on registry
December 8, 2022
CompletedPrimary Completion
Last participant's last visit for primary outcome
June 30, 2023
CompletedStudy Completion
Last participant's last visit for all outcomes
June 30, 2023
CompletedNovember 2, 2023
October 1, 2023
10 months
November 29, 2022
October 31, 2023
Conditions
Keywords
Outcome Measures
Primary Outcomes (2)
Pfirrmann summary score
Summary score of individual Pfirrmann grades of lumbar discs (L1-L5). Grade is 5 to 25, where 5 is the best value and 25 the worst value.
Baseline
Low back pain (LBP)
Low back pain NRS (numeric rating scale) 0 to 10, where 0 is the best value and 100 is the worst value.
Baseline
Secondary Outcomes (2)
Oswestry Disability Index (ODI)
Baseline
EQ-5D-5L
Baseline
Study Arms (2)
Low back pain and disc degeneration among elite cross-country skiers
No intervention Interview, clinical examination and MRI
Low back pain and disc degeneration among healthy volunteers
No intervention Interview, clinical examination and MRI
Eligibility Criteria
All skiers who are selected to the national teams at season 2022-2023.
You may qualify if:
- Finnish elite cross-country skiers (national teams from the age of 16)
You may not qualify if:
- none
Contact the study team to confirm eligibility.
Sponsors & Collaborators
- Orton Orthopaedic Hospitallead
- Helsinki University Central Hospitalcollaborator
- University of Helsinkicollaborator
- Päijät Häme Central Hospitalcollaborator
Study Sites (1)
Research Institute Orton
Helsinki, In the USA Or Canada, Please Select..., 02800, Finland
Related Publications (1)
Aavikko A, Pesonen J, Ristolainen L, Murto N, Kautiainen H, Lund T. Prevalence of Low Back Pain and Disc Degeneration in Elite Cross-Country Skiers: A Comparative Study With Non-Athlete Controls. Scand J Med Sci Sports. 2025 Dec;35(12):e70187. doi: 10.1111/sms.70187.
PMID: 41416933DERIVED
MeSH Terms
Conditions
Condition Hierarchy (Ancestors)
Study Officials
- STUDY DIRECTOR
Teija Lund
Helsinki University Hospital and Helsinki University
- PRINCIPAL INVESTIGATOR
Anni Aavikko
PHHYKY
Study Design
- Study Type
- observational
- Observational Model
- CASE CONTROL
- Time Perspective
- PROSPECTIVE
- Sponsor Type
- OTHER
- Responsible Party
- SPONSOR
Study Record Dates
First Submitted
November 29, 2022
First Posted
December 8, 2022
Study Start
September 1, 2022
Primary Completion
June 30, 2023
Study Completion
June 30, 2023
Last Updated
November 2, 2023
Record last verified: 2023-10