Evidence map›Paper›PMID 30451046›Full record

ArticleActa orthopaedica2019

Predictors of return to desired activity 12 months following unicompartmental and total knee arthroplasty.

Alexander D Harbourne, Maria T Sanchez-Santos, Nigel K Arden, Stephanie R Filbay

Abstract read
In one paragraph

Article in Acta orthopaedica, 2019. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 18 papers.

0numbers the graph read from it
0cells of the map it votes in
18citing papers in PubMed
–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

18 citing papers in PubMed.

  1. Article
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  7. Article
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  11. Article
  12. Posterior condylar offset and posterior tibial slope targets to optimize knee flexion after unicompartmental knee arthroplasty.Knee surgery, sports traumatology, arthroscopy : official journal of the ESSKA · 2022
    Article
  13. Return to physical activity and change in body mass index after hypoallergenic medial mobile-bearing unicompartmental knee arthroplasty.Journal of orthopaedics and traumatology : official journal of the Italian Society of Orthopaedics and Traumatology · 2021
    Article
  14. Observational
  15. Article
  16. Review
  17. [Research progress in unicompartmental knee arthroplasty].Zhongguo xiu fu chong jian wai ke za zhi = Zhongguo xiufu chongjian waike zazhi = Chinese journal of reparative and reconstructive surgery · 2020
    Article
  18. Article
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

4 authors.

Alexander D Harbournea Nuffield Department of Orthopaedics, Rheumatology & Musculoskeletal Sciences , University of Oxford, Botnar Research Centre , Oxford , UK ;
Maria T Sanchez-Santosb Arthritis Research UK Centre for Sport , Exercise and Osteoarthritis, Nuffield Department of Orthopaedics, Rheumatology & Musculoskeletal Sciences , University of Oxford, Botnar Research Centre , Oxford , UK ;
Nigel K Ardenb Arthritis Research UK Centre for Sport , Exercise and Osteoarthritis, Nuffield Department of Orthopaedics, Rheumatology & Musculoskeletal Sciences , University of Oxford, Botnar Research Centre , Oxford , UK ;
Stephanie R Filbayb Arthritis Research UK Centre for Sport , Exercise and Osteoarthritis, Nuffield Department of Orthopaedics, Rheumatology & Musculoskeletal Sciences , University of Oxford, Botnar Research Centre , Oxford , UK ;

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Background and purpose - 1 in 5 patients are dissatisfied following unicompartmental or total knee arthroplasty (UKA or TKA). This may be partly explained by failing to return to desired activity post-arthroplasty. To facilitate return to desired activity, a greater understanding of predictors of return to desired activity in UKA and TKA patients is needed. We compared rates of return to desired activity 12 months following UKA vs. TKA, and identified and compared predictors of return to desired activity 12 months following UKA vs. TKA. Patients and methods - Patients were prospectively recruited from 2 hospitals prior to undergoing UKA or primary TKA. Patients reported preoperatively the activity/activities that were limited due to their knee that they wished to return to after arthroplasty. At 12-months postoperatively, patients reported whether they had returned to these activities ('return to desired activity'). Preoperative predictors evaluated were age, sex, BMI, education, comorbidities, pain expectations, Oxford Knee Score (OKS), UCLA Activity Score, and EQ-5D. Generalized linear models assessed the relationship between potential predictors and return-to-desired-activity. Results - The response rate of all patients eligible for 12-month follow-up was 74%. TKA patients (n = 575) were older (mean (SD) 70 (9) vs. 67 (10)) with a greater BMI (31 (6) vs. 30 (5)) than patients undergoing UKA (n = 420). 75% of UKA and 59% of TKA patients returned to desired activity. TKA patients had a greater risk of non-return to desired activity than patients undergoing UKA (risk ratio (95% CI) 1.5 (1.2-1.8)). Predictors of non-return to desired activity following UKA were worse OKS (0.96 (0.93-0.99)), higher BMI (1.04 (1.01-1.08)), and worse expectations (1.9 (1.2-2.8)). Predictors of non-return to desired activity following TKA were worse EQ-5D (0.53 (0.33-0.85)) and worse OKS (0.98 (0.96-1.0)). Interpretation - UKA patients were more likely to return to desired activity than TKA patients. Predictors of return to desired activity differed following UKA and TKA. Optimizing selection of arthroplasty procedure based on patient characteristics and targeting predictors of poor outcome may facilitate return to desired activity with potential to enhance postoperative satisfaction.

Indexed as

Arthroplasty, Replacement, KneeKnee JointPatient SatisfactionPostoperative PainQuality of LifeActivities of Daily LivingFemaleFollow-Up StudiesHumansKarnofsky Performance StatusMaleMiddle AgedOsteoarthritis, KneePatient SelectionPrognosisRecovery of Function

Identifiers

PMID30451046
PMCPMC6366469

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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.