Evidence map›Paper›PMID 27939621›Full record

ArticleOsteoarthritis and cartilage2017

The relationship between foot and ankle symptoms and risk of developing knee osteoarthritis: data from the osteoarthritis initiative.

K L Paterson, J Kasza, D J Hunter, R S Hinman, H B Menz, G Peat, K L Bennell

Abstract readComparative Study
In one paragraph

Article in Osteoarthritis and cartilage, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 20 papers.

0numbers the graph read from it
0cells of the map it votes in
20citing papers in PubMed
3.6field-weighted citation impact, top 7% 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

20 citing papers in PubMed, 42 citations in OpenAlex.

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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

7 authors at 5 institutions in 2 countries.

K L PatersonCentre for Health, Exercise and Sports Medicine, The University of Melbourne, Melbourne, Australia. Electronic address: kade.paterson@unimelb.edu.au.
J KaszaDepartment of Epidemiology and Preventive Medicine, Monash University, Melbourne, Australia. Electronic address: jessica.kasza@monash.edu.
D J HunterInstitute of Bone and Joint Research, Kolling Institute, University of Sydney, Sydney, Australia; Rheumatology Department, Royal North Shore Hospital Australia, Sydney, Australia. Electronic address: david.hunter@sydney.edu.au.
R S HinmanCentre for Health, Exercise and Sports Medicine, The University of Melbourne, Melbourne, Australia. Electronic address: ranash@unimelb.edu.au.
H B MenzSchool of Allied Health, La Trobe University, Melbourne, Australia. Electronic address: H.Menz@latrobe.edu.au.
G PeatArthritis Research UK Primary Care Centre, Keele University, Keele, United Kingdom. Electronic address: g.m.peat@keele.ac.uk.
K L BennellCentre for Health, Exercise and Sports Medicine, The University of Melbourne, Melbourne, Australia. Electronic address: k.bennell@unimelb.edu.au.
The University of Melbourne · AUKeele University · GBLa Trobe University · AUMonash University · AUThe University of Sydney · AU

Funding

A Velocity Detection System for Flow Imaging of CellsR44CA001798 · NCI · AMNIS CORPORATION · PI BASIJI, DAVID A · 2002 to 2003
$744k
DATA COORDINATING CENTER FOR THE OSTEOARTHRITIS INITIATIVE-264022258N01AR022258 · NIAMS · UNIVERSITY OF CALIFORNIA SYS OFFICE/PRES · 2003 to 2003
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CLINICAL CENTERS FOR THE OSTEOARTHRITIS INITIATIVE-264022259-264022259N01AR022259 · NIAMS · UNIVERSITY OF MARYLAND AT BALT · PI HOCHBERG, MARC C. · 2002 to 2006
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CLINICAL CENTERS FOR THE OSTEOARTHRITIS INITIATIVE-N01AR22260N01AR022260 · NIAMS · UNIVERSITY OF PITTSBURGH · PI KWOH, KENT · 2002 to 2006
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CLINICAL CENTERS FOR THE OSTEOARTHRITIS INITIATIVE-N01AR22261N01AR022261 · NIAMS · OHIO STATE UNIVERSITY RESEARCH · PI JACKSON, REBECCA · 2002 to 2006
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CLINICAL CENTER FOR THE OSTEOARTHRITIS-264022262-264022262N01AR022262 · NIAMS · THE MEMORIAL HOSPITAL · PI ASSAF, ANNLOUISE R. · 2002 to 2006
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Medical Research Council G0501798NIAMS NIH HHS N01 AR022258NIAMS NIH HHS N01 AR022259NIAMS NIH HHS N01 AR022260NIAMS NIH HHS N01 AR022261NIAMS NIH HHS N01 AR022262
6 · The paper itself

Abstract

objectiveTo investigate whether foot and/or ankle symptoms increase the risk of developing (1) knee symptoms and (2) symptomatic radiographic knee osteoarthritis (OA).

design1020 Osteoarthritis Initiative (OAI) participants who were at-risk of knee OA, but were without knee symptoms or radiographic knee OA, were investigated. Participants indicated the presence and laterality of foot/ankle symptoms at baseline. The main outcome was development of knee symptoms (pain, aching or stiffness in and around the knee on most days of the month for at least 1 month in the past year). A secondary outcome was development of symptomatic radiographic knee OA (symptoms plus Kellgren and Lawrence [KL] grade ≥2), over the subsequent 4 years. Associations between foot/ankle symptoms and study outcomes were assessed by logistic regression models.

resultsFoot/ankle symptoms in either or both feet significantly increased the odds of developing knee symptoms (adjusted odds ratio (OR) 1.55, 95% confidence interval (CI) 1.10 to 2.19), and developing symptomatic radiographic knee OA (adjusted OR 3.28, 95% CI 1.69 to 6.37). Based on laterality, contralateral foot/ankle symptoms were associated with developing both knee symptoms (adjusted OR 1.68, 95% CI 1.05 to 2.68) and symptomatic radiographic knee OA (adjusted OR 3.08, 95% CI 1.06 to 8.98), whilst bilateral foot/ankle symptoms were associated with developing symptomatic radiographic knee OA (adjusted OR 4.02, 95% CI 1.76 to 9.17).

conclusionIn individuals at-risk of knee OA, the presence of contralateral foot/ankle symptoms in particular increases risk of developing both knee symptoms and symptomatic radiographic knee OA.

Indexed as

AgedAge FactorsAnkleCohort StudiesConfidence IntervalsDatabases, FactualDisease ProgressionFemaleFootHumansIncidenceMaleMiddle AgedOdds RatioOsteoarthritisPrognosisArthritisEpidemiologyKnee osteoarthritisOsteoarthritis

Identifiers

PMID27939621
PMCPMC5403611
OpenAlexW2560826627

What OpenQuestion holds

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Registered trials

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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.