Evidence map›Paper›PMID 23895227›Full record

SynthesisHealth and quality of life outcomes2013

What is the optimal time point to assess patient-reported recovery after hip and knee replacement? A systematic review and analysis of routinely reported outcome data from the English patient-reported outcome measures programme.

John Patrick Browne, Hamad Bastaki, Jill Dawson

Abstract readSystematic Review
In one paragraph

Synthesis in Health and quality of life outcomes, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 39 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
39citing papers in PubMed, 1 pooled it
–field-weighted citation impact
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

39 citing papers in PubMed, 1 synthesis or guideline pooled it.

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  13. Mid-term results of an anatomic total knee replacement design.Archives of orthopaedic and trauma surgery · 2024
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  14. Observational
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

3 authors.

John Patrick BrowneDepartment of Epidemiology and Public Health, University College Cork, Western Gateway Building, Western Rd, Cork, Ireland. j.browne@ucc.ie
Hamad Bastaki
Jill Dawson

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

backgroundIt is unclear if there is a clinically important improvement in the six to 12-month recovery period after hip and knee replacement. This is an obvious gap in the evidence required by patients undergoing these procedures. It is also an issue for the English PROMs (Patient-Reported Outcome Measures) Programme which uses 6-month outcome data to compare the results of hospitals that perform hip and knee replacements.

methodsA systematic review of studies reporting the Oxford Hip Score (OHS) or Oxford Knee Score (OKS) at 12 months after surgery was performed. This was compared with six-month outcome data collected for 60, 160 patients within the English PROMs programme. A minimally important difference of one standard error of the measurement, equivalent to 2.7 for the OHS and 2.1 for the OKS, was adopted. RESULTS AND DISCUSSION: Six studies reported OHS data for 10 different groups containing 8,308 patients in total. In eight groups the change scores reported were at least 2.7 points higher than the six-month change observed in the PROMs programme (20.2 points). Nine studies reported OKS data for 13 different groups containing 4,369 patients in total. In eight groups the change scores reported were at least 2.1 points higher than the six-month change observed in the PROMs programme (15.0 points).

conclusionsThere is some evidence from this systematic review that clinically important improvement in the Oxford hip and knee scores occurs in the six to 12 month recovery period. This trend is more apparent for hip than knee replacement. Therefore we recommend that the English Department of Health study the impact on hospital comparisons of using 12- rather than six-month outcome data.

Indexed as

Arthroplasty, Replacement, HipArthroplasty, Replacement, KneeHealth Status IndicatorsHumansQuality of LifeRecovery of FunctionSelf ReportTime FactorsTreatment Outcome

Identifiers

PMID23895227
PMCPMC3733605

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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.