Evidence map›Paper›PMID 33415373›Full record

ArticleOsteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA2021

Comparing three machine learning approaches to design a risk assessment tool for future fractures: predicting a subsequent major osteoporotic fracture in fracture patients with osteopenia and osteoporosis.

B C S de Vries, J H Hegeman, W Nijmeijer, J Geerdink, C Seifert, C G M Groothuis-Oudshoorn

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In one paragraph

Article in Osteoporosis international : a journal established as result of cooperation between the European Foundation for Osteoporosis and the National Osteoporosis Foundation of the USA, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 29 papers, 4 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
29citing papers in PubMed, 4 pooled it
9.6field-weighted citation impact, top 1% 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

29 citing papers in PubMed, 4 syntheses or guidelines pooled it, 62 citations in OpenAlex.

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  10. Development and reporting of artificial intelligence in osteoporosis management.Journal of bone and mineral research : the official journal of the American Society for Bone and Mineral Research · 2024
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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

6 authors at 2 institutions in 1 country.

B C S de VriesDepartment of Trauma Surgery, Ziekenhuisgroep Twente, Zilvermeeuw 1, 7609 PP, Almelo, The Netherlands. bcsdevries@gmail.com.ORCID https://orcid.org/0000-0002-0982-9873
J H HegemanDepartment of Trauma Surgery, Ziekenhuisgroep Twente, Zilvermeeuw 1, 7609 PP, Almelo, The Netherlands.ORCID https://orcid.org/0000-0003-2188-2738
W NijmeijerDepartment of Trauma Surgery, Ziekenhuisgroep Twente, Zilvermeeuw 1, 7609 PP, Almelo, The Netherlands.ORCID https://orcid.org/0000-0002-5799-9690
J GeerdinkDepartment of Information & Organization, Ziekenhuisgroep Twente, Almelo, The Netherlands.ORCID https://orcid.org/0000-0001-6718-6653
C SeifertFaculty of Electrical Engineering, Mathematics and Computer Science, University of Twente, Enschede, The Netherlands.ORCID https://orcid.org/0000-0002-6776-3868
C G M Groothuis-OudshoornHealth Technology and Services Research, Techmed Centre, University of Twente, Enschede, The Netherlands.ORCID https://orcid.org/0000-0002-4875-5379
Ziekenhuis Groep Twente · NLUniversity of Twente · NL

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

Four machine learning models were developed and compared to predict the risk of a future major osteoporotic fracture (MOF), defined as hip, wrist, spine and humerus fractures, in patients with a prior fracture. We developed a user-friendly tool for risk calculation of subsequent MOF in osteopenia patients, using the best performing model.

introductionMajor osteoporotic fractures (MOFs), defined as hip, wrist, spine and humerus fractures, can have serious consequences regarding morbidity and mortality. Machine learning provides new opportunities for fracture prediction and may aid in targeting preventive interventions to patients at risk of MOF. The primary objective is to develop and compare several models, capable of predicting the risk of MOF as a function of time in patients seen at the fracture and osteoporosis outpatient clinic (FO-clinic) after sustaining a fracture.

methodsPatients aged > 50 years visiting an FO-clinic were included in this retrospective study. We compared discriminative ability (concordance index) for predicting the risk on MOF with a Cox regression, random survival forests (RSF) and an artificial neural network (ANN)-DeepSurv model. Missing data was imputed using multiple imputations by chained equations (MICE) or RSF's imputation function. Analyses were performed for the total cohort and a subset of osteopenia patients without vertebral fracture.

resultsA total of 7578 patients were included, 805 (11%) patients sustained a subsequent MOF. The highest concordance-index in the total dataset was 0.697 (0.664-0.730) for Cox regression; no significant difference was determined between the models. In the osteopenia subset, Cox regression outperformed RSF (p = 0.043 and p = 0.023) and ANN-DeepSurv (p = 0.043) with a c-index of 0.625 (0.562-0.689). Cox regression was used to develop a MOF risk calculator on this subset.

conclusionWe show that predicting the risk of MOF in patients who already sustained a fracture can be done with adequate discriminative performance. We developed a user-friendly tool for risk calculation of subsequent MOF in patients with osteopenia.

Indexed as

Hip FracturesOsteoporosisOsteoporotic FracturesAgedBone DensityHumansMachine LearningRetrospective StudiesRisk AssessmentRisk FactorsFracture predictionMachine learningOsteopeniaOsteoporosisRisk assessmentSubsequent fracture

Identifiers

PMID33415373
OpenAlexW3120001138

What OpenQuestion holds

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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.