Evidence map›Paper›PMID 25956826›Full record

ArticleJournal of general internal medicine2015

Functional Status Outperforms Comorbidities in Predicting Acute Care Readmissions in Medically Complex Patients.

Shirley L Shih, Paul Gerrard, Richard Goldstein, Jacqueline Mix, Colleen M Ryan, Paulette Niewczyk, Lewis Kazis, Jaye Hefner, D Clay Ackerly, Ross Zafonte and 1 more

Abstract read
In one paragraph

Article in Journal of general internal medicine, 2015. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 44 papers, 1 of them a synthesis that pooled it.

0numbers the graph read from it
0cells of the map it votes in
44citing 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

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

  1. Systematic review of prediction models for postacute care destination decision-making.Journal of the American Medical Informatics Association : JAMIA · 2021
    Pooled it
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  6. Disparities in transitions of acute stroke care: The transitions of care stroke disparities study methodological report.Journal of stroke and cerebrovascular diseases : the official journal of National Stroke Association · 2023
    Observational
  7. Functional status in rural and urban adults: The Canadian Longitudinal Study on Aging.The Journal of rural health : official journal of the American Rural Health Association and the National Rural Health Care Association · 2022
    Article
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4 · The record

Corrections and comments

5 · Who and what money

Authors and funding

11 authors.

Shirley L ShihDepartment of Physical Medicine and Rehabilitation, Spaulding Rehabilitation Hospital, Harvard Medical School, Boston, MA, USA.
Paul GerrardNew England Rehabilitation Hospital of Portland, Portland, ME, USA.
Richard GoldsteinDepartment of Physical Medicine and Rehabilitation, Spaulding Rehabilitation Hospital, Harvard Medical School, Boston, MA, USA.
Jacqueline MixUniform Data System for Medical Rehabilitation, Amherst, NY, USA.
Colleen M RyanSumner Redstone Burn Center, Surgical Services, Massachusetts General Hospital, Boston, MA, USA.
Paulette NiewczykUniform Data System for Medical Rehabilitation, Amherst, NY, USA.
Lewis KazisDepartment of Health Policy and Management, Boston University School of Public Health, Boston, MA, USA.
Jaye HefnerDepartment of Internal Medicine, Spaulding Rehabilitation Hospital, Harvard Medical School, Boston, MA, USA.
D Clay AckerlyDepartment of Internal Medicine, Massachusetts General Hospital, Boston, MA, USA.
Ross ZafonteDepartment of Physical Medicine and Rehabilitation, Spaulding Rehabilitation Hospital, Harvard Medical School, Boston, MA, USA.
Jeffrey C SchneiderDepartment of Physical Medicine and Rehabilitation, Spaulding Rehabilitation Hospital, Harvard Medical School, Boston, MA, USA. jcschneider@partners.org.

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectiveTo examine functional status versus medical comorbidities as predictors of acute care readmissions in medically complex patients.

designRetrospective database study.

settingU.S. inpatient rehabilitation facilities.

participantsSubjects included 120,957 patients in the Uniform Data System for Medical Rehabilitation admitted to inpatient rehabilitation facilities under the medically complex impairment group code between 2002 and 2011.

interventionsA Basic Model based on gender and functional status was developed using logistic regression to predict the odds of 3-, 7-, and 30-day readmission from inpatient rehabilitation facilities to acute care hospitals. Functional status was measured by the FIM(®) motor score. The Basic Model was compared to six other predictive models-three Basic Plus Models that added a comorbidity measure to the Basic Model and three Gender-Comorbidity Models that included only gender and a comorbidity measure. The three comorbidity measures used were the Elixhauser index, Deyo-Charlson index, and Medicare comorbidity tier system. The c-statistic was the primary measure of model performance.

main outcome measuresWe investigated 3-, 7-, and 30-day readmission to acute care hospitals from inpatient rehabilitation facilities.

resultsBasic Model c-statistics predicting 3-, 7-, and 30-day readmissions were 0.69, 0.64, and 0.65, respectively. The best-performing Basic Plus Model (Basic+Elixhauser) c-statistics were only 0.02 better than the Basic Model, and the best-performing Gender-Comorbidity Model (Gender+Elixhauser) c-statistics were more than 0.07 worse than the Basic Model.

conclusionsReadmission models based on functional status consistently outperform models based on medical comorbidities. There is opportunity to improve current national readmission risk models to more accurately predict readmissions by incorporating functional data.

Indexed as

Health Status IndicatorsActivities of Daily LivingAgedAged, 80 and overComorbidityDisability EvaluationFemaleHumansMaleMiddle AgedMotor ActivityPatient ReadmissionPrognosisRehabilitation CentersRetrospective StudiesRisk Assessmentcare transitionsfunctional statusoutcomesrisk assessmentstatistical modeling

Identifiers

PMID25956826
PMCPMC4617914

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.