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Grand RoundsWeekly Evidence Brief

Family Medicine

Edition

30-Second Takeaway

  • Having a usual primary care source in older adults is linked to meaningfully longer survival.
  • Documented home BP monitoring is rare and inequitable, despite hypertension and visit opportunities.
  • Polypharmacy in older adults drives substantial, measurable extra costs and affordability problems.
  • Screening for key social needs and food insecurity is common; effective, billable interventions lag behind.
  • Telemedicine and structured primary care programs can improve stewardship and chronic disease outcomes.

Week ending December 20, 2025

Primary care, continuity, and community interventions: recent evidence to sharpen family medicine practice

Having a usual primary care source extends survival for older US adults

JOURNAL OF GENERAL INTERNAL MEDICINEDec 19, 2025

In this nationally representative cohort of 10,873 US adults aged 65–84, lacking a usual primary care source was uncommon but consequential. Older adults with a usual primary care source had a 16% lower 15-year mortality risk (adjusted HR 0.84; 95% CI 0.72–0.98). Median survival was over 2 years longer for those engaged with primary care (>15 vs 12.9 years). These findings support policies and practice models that secure continuous primary care access for aging patients.

Self-measured BP is rarely and inequitably documented in primary care EHRs

CLINICAL EPIDEMIOLOGYDec 17, 2025

Among 156,444 adults with uncontrolled hypertension and ≥2 primary care visits, only 5% had any structured SMBP reading in the EHR. Most SMBP values were entered during office visits rather than via remote workflows, limiting continuous out-of-clinic monitoring. Black, Hispanic, Medicaid-insured, and non-English–preferring patients had significantly lower odds of documented SMBP than comparison groups. Results highlight the need to redesign SMBP workflows, EHR tools, and support to avoid widening hypertension control disparities.

Polypharmacy in older adults adds >$4,000 annually in health care costs

BMC GERIATRICSDec 18, 2025

Using 2018–2021 MEPS data, investigators propensity-matched 4,925 older adults with polypharmacy (≥5 meds) to 4,925 without. Polypharmacy was associated with $4,304 higher annual total expenditures, largely from medications, office visits, inpatient, and outpatient care. Older adults with polypharmacy also had higher odds of finding prescription medications unaffordable (adjusted OR 1.70; 95% CI 1.30–2.23). These data strengthen the case for systematic deprescribing, medication review, and cost discussions in routine geriatric primary care.

Housing and transportation needs drive higher ED and inpatient utilization

JAMA NETWORK OPENDec 15, 2025

This cohort of 166,682 Medicare and Medicaid patients screened under Accountable Health Communities linked health-related social needs with utilization. Housing instability and transportation needs were most strongly associated with higher ED use (OR 1.25 and 1.31, respectively). These two needs also independently predicted more inpatient admissions after adjustment for demographics, comorbidities, and other social needs. Findings suggest primary care teams should prioritize screening and referral pathways for housing and transportation support when targeting avoidable utilization.

References

Numbered in order of appearance. Click any reference to view details.

Additional Reads

Optional additional studies from this edition.

Edition context

Clinical signal

  • Robust observational data reinforce primary care as a life-extending service for older adults, supporting investment in access and continuity.
  • Workflow, EHR, and payment structures strongly shape what gets documented and addressed in primary care (SMBP, food insecurity, social needs).
  • Polypharmacy is not only a safety issue but also a large, quantifiable economic burden and barrier to medication access.