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Related Concept Videos

Hypertension V: Nursing Management01:23

Hypertension V: Nursing Management

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The nursing management of hypertension involves accurately assessing symptoms, making a comprehensive nursing diagnosis, collaborating with patients to set goals, and implementing targeted interventions to mitigate the condition's impact and improve patient well-being.Comprehensive AssessmentThe initial step in nursing care for hypertension involves a thorough patient assessment. It includes evaluating symptoms such as headaches, dizziness, blurred vision, and previous hypertension episodes.
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Hypertension I: Introduction01:28

Hypertension I: Introduction

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Hypertension is a widespread, long-term medical condition where blood pressure in the arteries remains elevated. It is characterized by systolic blood pressure readings of 130 mm Hg or above or diastolic blood pressure (DBP) readings of 80 mm Hg or higher. Unmanaged hypertension poses significant health risks, making the distinction between primary (or essential) hypertension and secondary hypertension crucial, as their management and implications vary.Primary HypertensionPrimary hypertension,...
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An integrated healthcare system (IHS) is a set of organizations that provides for or arranges to provide coordinated and continuous service to a defined population. The IHS takes responsibility for that particular population's health status and outcome, both clinically and fiscally. An integrated healthcare system is a well-organized, well-coordinated, and collaborative network. The integrated delivery system is a network that connects different healthcare providers to deliver organized,...
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Hypertension and Regulation of Blood Pressure01:18

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Hypertension, the most common cardiovascular disease, is diagnosed through repeated measurements of elevated blood pressure. Its risks, including damage to the kidney, heart, and brain, are directly proportional to blood pressure levels. Starting from 115/75 mm Hg, the risk of cardiovascular disease doubles with each increment of 20/10 mm Hg. The diagnosis relies on blood pressure measurements, not on patient symptoms, as hypertension is often asymptomatic until end-organ damage is imminent or...
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Hypertension IV: Drug Therapy and Lifestyle Modifications01:28

Hypertension IV: Drug Therapy and Lifestyle Modifications

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Multiple classes of antihypertensive medications are employed in treating hypertension. The most commonly recommended first-line treatments include:Thiazide Diuretics, such as chlorthalidone, increase sodium and water excretion from the body, reducing blood volume and blood pressure.Angiotensin-converting enzyme inhibitors, like lisinopril, block the conversion of angiotensin I to II, a potent vasoconstrictor lowering blood pressure.Angiotensin II Receptor Blockers (ARBs) prevent angiotensin II...
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Methods Of Healthcare Delivery System01:26

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At the different levels of the healthcare system, we see varying methods of healthcare used. These methods include managed care systems, case management, and primary healthcare.
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Updated: Jan 15, 2026

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Learning Health System Implementation: Building a Hub-and-Spoke Model for Hypertension Management Through the QI Hub.

Gabriel Alain1,2, Laura J Rush3, Riley Summers4,5,6

  • 1LIFT Lab, College of Medicine, The Ohio State University, Columbus, OH, USA. gabriel.alain@osumc.edu.

Journal of General Internal Medicine
|January 13, 2026
PubMed
Summary
This summary is machine-generated.

The Ohio Department of Medicaid's hub-and-spoke Learning Health System (LHS) model improved hypertension control by 8.5% in 18 months. This initiative demonstrated feasible LHS capacity building in primary care, despite challenges with workforce instability.

Keywords:
blood pressure controlhealthcare infrastructurehub-and-spoke modelhypertensionimplementation sciencelearning health systempopulation health managementprimary carequality improvement

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Area of Science:

  • Health Services Research
  • Quality Improvement Science
  • Primary Care Medicine

Background:

  • The Ohio Department of Medicaid (ODM) implemented a statewide Regional Quality Improvement (QI) Hub program in July 2022.
  • A hub-and-spoke model was utilized to integrate Learning Health System (LHS) capabilities into primary care settings.
  • The Ohio State University (OSU) Hub piloted this approach across ten sites, aiming for a ≥10 percentage point increase in hypertension control by June 2027.

Purpose of the Study:

  • To evaluate the feasibility and impact of a hub-and-spoke LHS model on hypertension control in primary care.
  • To assess the implementation process and identify key enablers and barriers over the first 18 months.
  • To promote more consistent hypertension control across diverse patient populations.

Main Methods:

  • A mixed-methods formative evaluation employed the Exploration-Preparation-Implementation-Sustainment (EPIS) framework.
  • The hub provided centralized data extraction, an R Shiny dashboard, and coaching on Plan-Do-Study-Act (PDSA) cycles.
  • Blood pressure (BP) control rates were monitored using statistical process control (SPC) charts, with site-level logistic regressions analyzing demographic interactions.

Main Results:

  • Hypertension control improved by 8.5% (6.2 percentage points) over baseline, equating to approximately 4542 additional controlled BP encounters.
  • Individual site improvements ranged from -3.9% to +14.6%, with two significant SPC shifts observed.
  • Qualitative data indicated the value of real-time feedback and flexible coaching, while staffing turnover posed a constraint in under-resourced clinics.

Conclusions:

  • The hub-and-spoke LHS model is feasible and associated with sustained improvements in hypertension control within a large academic health system.
  • Centralized analytics, adaptive QI support, and peer learning were critical facilitators for success.
  • Ongoing efforts are necessary to ensure uniform impact and long-term sustainability of the LHS model in primary care.