Evidence map›Paper›PMID 33007601›Full record

ArticleSeminars in arthritis and rheumatism2020

Occupation and risk of knee osteoarthritis and knee replacement: A longitudinal, multiple-cohort study.

Thomas A Perry, Xia Wang, Lucy Gates, Camille M Parsons, Maria T Sanchez-Santos, Cesar Garriga, Cyrus Cooper, Michael C Nevitt, David J Hunter, Nigel K Arden

Open access · hybridAbstract read
In one paragraph

Article in Seminars in arthritis and rheumatism, 2020. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 17 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
17citing papers in PubMed, 2 pooled it
2.5field-weighted citation impact, top 10% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

17 citing papers in PubMed, 2 syntheses or guidelines pooled it, 28 citations in OpenAlex.

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  5. Impact of meniscus injury and chondromalacia on the patient‑reported quality of life, social support, and mental health following knee arthroscopy.Wideochirurgia i inne techniki maloinwazyjne = Videosurgery and other miniinvasive techniques · 2025
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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

10 authors at 8 institutions in 3 countries.

Thomas A PerryNuffield Department of Orthopaedics, Rheumatology and Musculoskeletal Sciences, Botnar Research Centre, University of Oxford, Old Road, Oxford, OX3 7LD, United Kingdom; Department of Rheumatology, Royal North Shore Hospital and Institute of Bone and Joint Research, Kolling Institute, University of Sydney, St Leonards, Sydney, New South Wales, 2065, Australia. Electronic address: thomas.perry@ndorms.ox.ac.uk.
Xia WangDepartment of Rheumatology, Royal North Shore Hospital and Institute of Bone and Joint Research, Kolling Institute, University of Sydney, St Leonards, Sydney, New South Wales, 2065, Australia. Electronic address: xia.wang@sydney.edu.au.
Lucy GatesCentre for Sport, Exercise and Osteoarthritis Versus Arthritis, Nuffield Department of Orthopaedics, Rheumatology and Musculoskeletal Sciences, University of Oxford, Oxford, United Kingdom; School of Health Sciences, University of Southampton, Southampton, United Kingdom. Electronic address: l.gates@soton.ac.uk.
Camille M ParsonsMRC Lifecourse Epidemiology Unit, Southampton General Hospital, University of Southampton, Southampton, United Kingdom. Electronic address: cp@mrc.soton.ac.uk.
Maria T Sanchez-SantosNuffield Department of Orthopaedics, Rheumatology and Musculoskeletal Sciences, Botnar Research Centre, University of Oxford, Old Road, Oxford, OX3 7LD, United Kingdom; Centre for Statistics in Medicine, Nuffield Department of Orthopaedics, Rheumatology and Musculoskeletal Sciences, Nuffield Orthopaedic Centre, University of Oxford, Windmill Road, Oxford, OX3 7LD, United Kingdom. Electronic address: maria.sanchez@ndorms.ox.ac.uk.
Cesar GarrigaNuffield Department of Orthopaedics, Rheumatology and Musculoskeletal Sciences, Botnar Research Centre, University of Oxford, Old Road, Oxford, OX3 7LD, United Kingdom; Centre for Statistics in Medicine, Nuffield Department of Orthopaedics, Rheumatology and Musculoskeletal Sciences, Nuffield Orthopaedic Centre, University of Oxford, Windmill Road, Oxford, OX3 7LD, United Kingdom. Electronic address: cesar.garriga@phc.ox.ac.uk.
Cyrus CooperNuffield Department of Orthopaedics, Rheumatology and Musculoskeletal Sciences, Botnar Research Centre, University of Oxford, Old Road, Oxford, OX3 7LD, United Kingdom; MRC Lifecourse Epidemiology Unit, Southampton General Hospital, University of Southampton, Southampton, United Kingdom. Electronic address: cc@mrc.soton.ac.uk.
Michael C NevittDepartment of Epidemiology and Biostatistics, University of California San Francisco, 550 16th St, San Francisco, CA 94158, USA. Electronic address: mnevitt@psg.ucsf.edu.
David J HunterDepartment of Rheumatology, Royal North Shore Hospital and Institute of Bone and Joint Research, Kolling Institute, University of Sydney, St Leonards, Sydney, New South Wales, 2065, Australia. Electronic address: david.hunter@sydney.edu.au.
Nigel K ArdenCentre for Sport, Exercise and Osteoarthritis Versus Arthritis, Nuffield Department of Orthopaedics, Rheumatology and Musculoskeletal Sciences, University of Oxford, Oxford, United Kingdom; MRC Lifecourse Epidemiology Unit, Southampton General Hospital, University of Southampton, Southampton, United Kingdom. Electronic address: nigel.arden@ndorms.ox.ac.uk.
University of Oxford · GBUniversity of Sydney · AUMRC Lifecourse Epidemiology Unit · GBNuffield Orthopaedic Centre · GBRoyal North Shore Hospital · AUSouthampton General Hospital · GBUniversity of California, San Francisco · USVersus Arthritis · GB

Funding

Multicenter Osteoarthritis Study (MOST) Second RenewalU01AG019069 · NIA · UNIVERSITY OF CALIFORNIA, SAN FRANCISCO · PI NEVITT, MICHAEL C · 2001 to 2020
$21.7M
Multicenter Osteoarthritis Study (MOST) Second Renewal: Iowa Clinical CenterU01AG018832 · NIA · UNIVERSITY OF IOWA · PI SEGAL, NEIL A, TORNER, JAMES C · 2001 to 2020
$14.1M
Multicenter Osteoarthritis Study (MOST) Second Renewal - Boston UniversityU01AG018820 · NIA · BOSTON UNIVERSITY MEDICAL CAMPUS · PI FELSON, DAVID TOBIN · 2001 to 2019
$13.6M
Multicenter Osteoarthritis Study (MOST) Second Renewal - UAB Clinical CenterU01AG018947 · NIA · UNIVERSITY OF ALABAMA AT BIRMINGHAM · PI LEWIS, CORA E · 2001 to 2020
$13.2M
Medical Research Council G0400491Medical Research Council MC_U147585819Medical Research Council MC_U147585824Medical Research Council MC_U147585827Medical Research Council MC_UP_A620_1014Medical Research Council MC_UP_A620_1015Medical Research Council MC_UU_12011/1Medical Research Council MC_UU_12011/2NIA NIH HHS U01 AG018820NIA NIH HHS U01 AG018832NIA NIH HHS U01 AG018947NIA NIH HHS U01 AG019069
6 · The paper itself

Abstract

objectivesTo examine the effect of occupation on knee osteoarthritis (OA) and total knee replacement (TKR) in working-aged adults.

methodsWe used longitudinal data from the Chingford, Osteoarthritis Initiative (OAI) and Multicentre Osteoarthritis (MOST) studies. Participants with musculoskeletal disorders and/or a history of knee-related surgery were excluded. Participants were followed for up to 19-years (Chingford), 96-months (OAI) and 60-months (MOST) for incident outcomes including radiographic knee OA (RKOA), symptomatic RKOA and TKR. In those with baseline RKOA, progression was defined as the time from RKOA incidence to primary TKR. Occupational job categories and work-place physical activities were assigned to levels of workload. Logistic regression was used to examine the relationship between workload and incident outcomes with survival analyses used to assess progression (reference group: sedentary occupations).

resultsHeavy manual occupations were associated with a 2-fold increased risk (OR: 2.07, 95% CI 1.03 to 4.15) of incident RKOA in the OAI only. Men working in heavy manual occupations in MOST (2.7, 95% CI 1.17 to 6.26) and light manual occupations in OAI (2.00, 95% CI 1.09 to 3.68) had a 2-fold increased risk of incident RKOA. No association was observed among women. Increasing workload was associated with an increased risk of symptomatic RKOA in the OAI and MOST. Light work may be associated with a decreased risk of incident TKR and disease progression.

conclusionHeavy manual work carries an increased risk of incident knee OA; particularly among men. Workload may influence the occurrence of TKR and disease progression.

Indexed as

Arthroplasty, Replacement, KneeOsteoarthritis, KneeAdultCohort StudiesFemaleHumansLongitudinal StudiesMaleMiddle AgedOccupationsRisk FactorsKnee osteoarthritisOccupationWork-place activity

Identifiers

PMID33007601
PMCPMC9546524
OpenAlexW3047757572

What OpenQuestion holds

Textmetadata
LicenceCC BY-NC-ND
Read underepoch 390

Registered trials

None linked

Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.