
Using digital well being document (EHR) knowledge to measure how continuously somebody adjustments their residential handle could also be an efficient device to display for sufferers who could also be experiencing homelessness, in response to a Northwestern Medicine study published in PLOS ONE.
Abel Kho, MD, professor of Medicine within the Division of General Internal Medicine, of Preventive Medicine within the Division of Biostatistics and Informatics, and director of the Center for Health Information Partnerships within the Institute for Public Health and Medicine (IPHAM), was senior writer of the review.
Approximately 770,000 folks within the U.S. skilled homelessness in 2024, an 18% enhance from the earlier 12 months, in response to a latest report from the National Low Income Housing Coalition.
Housing stability can impression well being outcomes and may help lower well being care prices. However, there stays a necessity throughout well being care establishments to higher display sufferers for housing instability and to extra successfully combine present EHR knowledge to establish and in the end forestall homelessness.
In the present study, investigators analyzed EHR affected person knowledge collected from 2018 to 2024 at eleven well being care websites that was compiled within the Northwestern Medicine Enterprise Data Warehouse.
Data from roughly a million sufferers aged 18 years or older with a minimum of three hospital encounters over three completely different years had been included within the evaluation. A affected person’s “handle churn” was decided because the variety of handle adjustments recorded within the EHR.
Using completely different statistical checks, the investigators in contrast demographic and medical traits of sufferers with completely different handle churn, evaluated the distribution of ages of sufferers for various ranges of handle churn, and evaluated the affiliation between handle churn and medical diagnoses.

Overall, the investigators recognized 756,222 sufferers with no handle adjustments, 156,911 sufferers with one handle change, 137,491 sufferers with two handle adjustments, 9,558 sufferers with three handle adjustments, and eight,129 sufferers with 4 or extra handle adjustments.
They additionally discovered that sufferers with no document of homelessness had a median of 0.6 handle adjustments, whereas sufferers with a document of homelessness had a median of 1.8 handle adjustments. Patients with 4 or extra handle adjustments additionally demonstrated an elevated prevalence of psychiatric diagnoses (65.2%) in comparison with sufferers with no handle adjustments (27.7%).
Alternatively, sufferers with fewer handle churns demonstrated elevated prevalence of excessive ldl cholesterol and hypertension, in response to the authors.
“As a affected person had the next handle churn over the set time frame, we noticed that they really had extra of the psychiatric diagnostic codes of their EHR, similar to for nervousness or despair,” mentioned Janet Song, ’24 MD, a former medical pupil and inside medication resident at Kaiser Permanente Santa Clara Medical Center, who was lead writer of the review.
“I believed that had a variety of implications each by way of the stressor that transferring itself has on an individual, in addition to the implications of, as we see folks transfer increasingly more continuously, possibly they’re heading in direction of a extra irritating life circumstance similar to homelessness, which is in the end what we’re making an attempt to get forward of and display for earlier than it really occurs,” Song mentioned.
The findings underscore the significance of measuring residential handle adjustments when screening sufferers for housing instability and the affiliation between housing instability and psychiatric issues.
“Oftentimes, physicians do not find yourself speaking about housing instability or sufferers do not feel comfy speaking about it. So, from a screening standpoint, having some type of device like this may be actually nice,” Song mentioned. “Our findings may also assist public well being policymakers in focusing on weak populations vulnerable to homelessness with a number of well being comorbidities for housing interventions.”
Going ahead, the investigators hope to implement their device with different well being care programs within the area and nationwide, in addition to with well being care establishments within the Chicagoland space who’re a part of the CAPriCORN patient-centered outcomes and analysis community.
More data:
Janet Song et al, Change in handle in digital well being data as an early marker of homelessness, PLOS ONE (2025). DOI: 10.1371/journal.pone.0318552
Citation:
Improving affected person screening for housing instability with digital well being data (15)
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