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Knee Arthroscopy Cohort Southern Denmark (KACS): protocol for a prospective cohort study

Thorlund, Jonas Bloch ; Christensen, Robin ; Nissen, Nis ; Jorgensen, Uffe ; Schjerning, Jeppe ; Porneki, Jens Christian ; Englund, Martin LU orcid and Lohmander, Stefan LU orcid (2013) In BMJ Open 3(10). p.003399-003399
Abstract
Background Meniscus surgery is a high-volume surgery carried out on 1 million patients annually in the USA. The procedure is conducted on an outpatient basis and the patients leave the hospital a few hours after surgery. A critical oversight of previous studies is their failure to account for the type of meniscal tears. Meniscus tears can be categorised as traumatic or non-traumatic. Traumatic tears (TT) are usually observed in younger, more active individuals in an otherwise healthy' meniscus and joint. Non-traumatic tears (NTT) (ie, degenerative tears) are typically observed in the middle-aged (35-55years) and older population but the aetiology is largely unclear. Knowledge about the potential difference of the effect of arthroscopic... (More)
Background Meniscus surgery is a high-volume surgery carried out on 1 million patients annually in the USA. The procedure is conducted on an outpatient basis and the patients leave the hospital a few hours after surgery. A critical oversight of previous studies is their failure to account for the type of meniscal tears. Meniscus tears can be categorised as traumatic or non-traumatic. Traumatic tears (TT) are usually observed in younger, more active individuals in an otherwise healthy' meniscus and joint. Non-traumatic tears (NTT) (ie, degenerative tears) are typically observed in the middle-aged (35-55years) and older population but the aetiology is largely unclear. Knowledge about the potential difference of the effect of arthroscopic meniscus surgery on patient symptoms between patients with traumatic and NTT is sparse. Furthermore, little is known about the natural time course of patient perceived pain, function and quality of life after meniscus surgery and factors affecting these outcomes. The aim of this prospective cohort study is to investigate the natural time course of patient-reported outcomes in patients undergoing meniscus surgery, with particular emphasis on the role of type of symptom onset. Methods/design This prospective cohort study enrol patients assigned for meniscus surgery. At the baseline (PRE surgery), patient characteristics are assessed using an email-based questionnaire also comprising several validated questionnaires assessing general health, knee-specific characteristics and patient's expectations of the surgery. Follow-up will be conducted at 12 and 52weeks after meniscus surgery. The major outcomes will be differences in changes, from before to 52weeks after surgery, in each of the five domains on the Knee injury and Osteoarthritis Outcome Score (KOOS) between patients undergoing surgery for traumatic compared with non-traumatic meniscus tears. Dissemination The study findings will be disseminated in peer-reviewed journals and presented at national and international conferences. Trial registration number ClinicalTrials.gov Identifier: NCT01871272. (Less)
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author
; ; ; ; ; ; and
organization
publishing date
type
Contribution to journal
publication status
published
subject
keywords
Cohort study, Arthroscopy, Meniscus, Prospective study
in
BMJ Open
volume
3
issue
10
pages
003399 - 003399
publisher
BMJ Publishing Group
external identifiers
  • wos:000326882800049
  • scopus:84887856147
  • pmid:24127057
ISSN
2044-6055
DOI
10.1136/bmjopen-2013-003399
language
English
LU publication?
yes
id
e465f999-ed90-4176-a255-57e895e70ae8 (old id 4197827)
date added to LUP
2016-04-01 13:24:10
date last changed
2023-03-19 01:28:47
@article{e465f999-ed90-4176-a255-57e895e70ae8,
  abstract     = {{Background Meniscus surgery is a high-volume surgery carried out on 1 million patients annually in the USA. The procedure is conducted on an outpatient basis and the patients leave the hospital a few hours after surgery. A critical oversight of previous studies is their failure to account for the type of meniscal tears. Meniscus tears can be categorised as traumatic or non-traumatic. Traumatic tears (TT) are usually observed in younger, more active individuals in an otherwise healthy' meniscus and joint. Non-traumatic tears (NTT) (ie, degenerative tears) are typically observed in the middle-aged (35-55years) and older population but the aetiology is largely unclear. Knowledge about the potential difference of the effect of arthroscopic meniscus surgery on patient symptoms between patients with traumatic and NTT is sparse. Furthermore, little is known about the natural time course of patient perceived pain, function and quality of life after meniscus surgery and factors affecting these outcomes. The aim of this prospective cohort study is to investigate the natural time course of patient-reported outcomes in patients undergoing meniscus surgery, with particular emphasis on the role of type of symptom onset. Methods/design This prospective cohort study enrol patients assigned for meniscus surgery. At the baseline (PRE surgery), patient characteristics are assessed using an email-based questionnaire also comprising several validated questionnaires assessing general health, knee-specific characteristics and patient's expectations of the surgery. Follow-up will be conducted at 12 and 52weeks after meniscus surgery. The major outcomes will be differences in changes, from before to 52weeks after surgery, in each of the five domains on the Knee injury and Osteoarthritis Outcome Score (KOOS) between patients undergoing surgery for traumatic compared with non-traumatic meniscus tears. Dissemination The study findings will be disseminated in peer-reviewed journals and presented at national and international conferences. Trial registration number ClinicalTrials.gov Identifier: NCT01871272.}},
  author       = {{Thorlund, Jonas Bloch and Christensen, Robin and Nissen, Nis and Jorgensen, Uffe and Schjerning, Jeppe and Porneki, Jens Christian and Englund, Martin and Lohmander, Stefan}},
  issn         = {{2044-6055}},
  keywords     = {{Cohort study; Arthroscopy; Meniscus; Prospective study}},
  language     = {{eng}},
  number       = {{10}},
  pages        = {{003399--003399}},
  publisher    = {{BMJ Publishing Group}},
  series       = {{BMJ Open}},
  title        = {{Knee Arthroscopy Cohort Southern Denmark (KACS): protocol for a prospective cohort study}},
  url          = {{https://lup.lub.lu.se/search/files/3347072/4438036}},
  doi          = {{10.1136/bmjopen-2013-003399}},
  volume       = {{3}},
  year         = {{2013}},
}