Evidence map›Paper›PMID 39254891›Full record

ArticleAging clinical and experimental research2024

Treatment effect analysis of the Frailty Care Bundle (FCB) in a cohort of patients in acute care settings.

Colum Crowe, Corina Naughton, Marguerite de Foubert, Helen Cummins, Ruth McCullagh, Dawn A Skelton, Darren Dahly, Brendan Palmer, Brendan O'Flynn, Salvatore Tedesco

Abstract read
In one paragraph

Article in Aging clinical and experimental research, 2024. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 1 paper.

0numbers the graph read from it
0cells of the map it votes in
1citing 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

1 citing paper in PubMed.

  1. 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

10 authors.

Colum CroweTyndall National Institute, University College Cork, Lee Maltings Complex, Dyke Parad, T12R5CP, Cork, Ireland.
Corina NaughtonSchool of Nursing and Midwifery, University College Cork, Cork, T12 AK54, Ireland.
Marguerite de FoubertSchool of Nursing and Midwifery, University College Cork, Cork, T12 AK54, Ireland.
Helen CumminsSchool of Nursing and Midwifery, University College Cork, Cork, T12 AK54, Ireland.
Ruth McCullaghSchool of Clinical Therapies, University College Cork, Cork, T12 AK54, Ireland.
Dawn A SkeltonSchool of Health and Life Sciences, Glasgow Caledonian University, Glasgow, G4 0BA, Scotland, UK.
Darren DahlyHRB Clinical Research Facility-UCC, and School of Public Health, University College Cork, Cork, T12 XF62, Ireland.
Brendan PalmerHRB Clinical Research Facility-UCC, and School of Public Health, University College Cork, Cork, T12 XF62, Ireland.
Brendan O'FlynnTyndall National Institute, University College Cork, Lee Maltings Complex, Dyke Parad, T12R5CP, Cork, Ireland.
Salvatore TedescoTyndall National Institute, University College Cork, Lee Maltings Complex, Dyke Parad, T12R5CP, Cork, Ireland. salvatore.tedesco@tyndall.ie.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeThe aim of this study is to explore the feasibility of using machine learning approaches to objectively differentiate the mobilization patterns, measured via accelerometer sensors, of patients pre- and post-intervention.

methodsThe intervention tested the implementation of a Frailty Care Bundle to improve mobilization, nutrition and cognition in older orthopedic patients. The study recruited 120 participants, a sub-group analysis was undertaken on 113 patients with accelerometer data (57 pre-intervention and 56 post-intervention), the median age was 78 years and the majority were female. Physical activity data from an ankle-worn accelerometer (StepWatch 4) was collected for each patient during their hospital stay. These data contained daily aggregated gait variables. Data preprocessing included the standardization of step counts and feature computation. Subsequently, a binary classification model was trained. A systematic hyperparameter optimization approach was applied, and feature selection was performed. Two classifier models, logistic regression and Random Forest, were investigated and Shapley values were used to explain model predictions.

resultsThe Random Forest classifier demonstrated an average balanced accuracy of 82.3% (± 1.7%) during training and 74.7% (± 8.2%) for the test set. In comparison, the logistic regression classifier achieved a training accuracy of 79.7% (± 1.9%) and a test accuracy of 77.6% (± 5.5%). The logistic regression model demonstrated less overfitting compared to the Random Forest model and better performance on the hold-out test set. Stride length was consistently chosen as a key feature in all iterations for both models, along with features related to stride velocity, gait speed, and Lyapunov exponent, indicating their significance in the classification.

conclusionThe best performing classifier was able to distinguish between patients pre- and post-intervention with greater than 75% accuracy. The intervention showed a correlation with higher gait speed and reduced stride length. However, the question of whether these alterations are part of an adaptive process that leads to improved outcomes over time remains.

Indexed as

FrailtyAccelerometryAgedAged, 80 and overCohort StudiesFemaleFrail ElderlyGaitGeriatric AssessmentHumansMachine LearningMalePatient Care BundlesAccelerometryFunctional declineHospital Associated declineMachine learningMobilizationNursingOlder people

Identifiers

PMID39254891
PMCPMC11387438

What OpenQuestion holds

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LicenceCC BY
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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.