Personalizing Intervention to Reduce Clinical Inertia in the Treatment of Hypertension

NCT ID: NCT04603560

Last Updated: 2024-08-21

Study Results

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Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

NA

Total Enrollment

511 participants

Study Classification

INTERVENTIONAL

Study Start Date

2021-10-26

Study Completion Date

2023-02-08

Brief Summary

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This is a three-arm pragmatic randomized controlled trial to test two interventions targeting clinical inertia in hypertension compared to control, followed by predictive modeling to identify factors that are associated with intervention responsiveness. Study investigators will use EHR data to identify providers of patients whose hypertension treatment was not intensified. Primary care physicians will then be randomized to one of three arms: pharmacist e-detailing, provider dashboards, or no intervention (control). After the intervention, the investigators will conduct virtual interviews with select providers from each arm. A predictive modeling approach will then be used to identify patient and provider characteristics that are associated with inertia and with responsiveness to each intervention.

Detailed Description

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We propose a pragmatic randomized controlled trial to test two interventions targeting clinical inertia in hypertension compared to control, followed by predictive modeling to identify factors that are associated with intervention responsiveness.

For Aim 1, we will use Electronic Health Record (EHR) data to identify physicians of patients whose hypertension treatment was not intensified despite their having persistently elevated blood pressure. We will then randomize primary care physicians to on of three arms: academic e-detailing, social norming, or no intervention (control).

For Aim 2, we will conduct interviews with select physicians from each arm. We will then identify patient and physician characteristics that are associated with inertia and with responsiveness to each intervention.

Conditions

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Hypertension

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

This was a cluster-randomized trial randomized at the provider level. Primary care providers were invited to participate and consented into the study. Patients accrued into the study were study-eligible patients cared for by each enrolled primary care provider. The number of participants listed below includes both patients and providers (466 patients and 45 providers).
Primary Study Purpose

HEALTH_SERVICES_RESEARCH

Blinding Strategy

DOUBLE

Investigators Outcome Assessors

Study Groups

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Audit and Feedback

A report of the provider's hypertension control rates compared to benchmark will be displayed using principles of social norming. We will present that provider's hypertension control rates compared to the 90th percentile of their peers.

Group Type EXPERIMENTAL

Audit and Feedback

Intervention Type BEHAVIORAL

A report of the provider's hypertension control rates compared to benchmark will be displayed using principles of social norming. We will present that provider's hypertension control rates compared to the 90th percentile of their peers.

Pharmacist E-Detailing

A pharmacist will review the chart in advance and provide a personalized recommendation for how to intensify the specific patient's antihypertensive regimen based on current guidelines. For example, they might recommend adding an additional medication based on the patient's comorbid conditions and could suggest a starting dose and timeframe for dose escalation.

Group Type EXPERIMENTAL

Pharmacist E-Detailing

Intervention Type BEHAVIORAL

A pharmacist will review the chart in advance and provide a personalized recommendation for how to intensify the specific patient's antihypertensive regimen based on current guidelines. For example, they might recommend adding an additional medication based on the patient's comorbid conditions and could suggest a starting dose and timeframe for dose escalation.

Control

No intervention will be provided to physicians in the control arm.

Group Type NO_INTERVENTION

No interventions assigned to this group

Interventions

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Audit and Feedback

A report of the provider's hypertension control rates compared to benchmark will be displayed using principles of social norming. We will present that provider's hypertension control rates compared to the 90th percentile of their peers.

Intervention Type BEHAVIORAL

Pharmacist E-Detailing

A pharmacist will review the chart in advance and provide a personalized recommendation for how to intensify the specific patient's antihypertensive regimen based on current guidelines. For example, they might recommend adding an additional medication based on the patient's comorbid conditions and could suggest a starting dose and timeframe for dose escalation.

Intervention Type BEHAVIORAL

Eligibility Criteria

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Inclusion Criteria

* Primary care physician
* Practicing in primary care at Massachusetts General Hospital
* Caring for at least 2 patients: (1) aged 18-79, (2) for whom the recent BP history in the last 18 months is above goal, (3) whose most recent BP at an outpatient visit was above goal, and (4) who did not have their hypertension treatment regimens intensified (dose increase, new medication, or medication exchange) at or since that time. The BP goal will be \<140/90 for all patients. To accommodate changes in care delivery that occurred during the COVID surge, outpatient visits will include in-office and virtual visits that had vitals recorded in the EHR the same day.


* had a blood pressure greater than 140/90 mmHg at 2+ PCP visits in the past 12 months
* treatment was not intensified at any of these visits

Exclusion Criteria

* fewer than 100 patients on their primary care panel
* practice less than one session per week


* excluded from the hypertension registry
* currently pregnant or post-partum 6 months
* receiving hospice care
Minimum Eligible Age

18 Years

Maximum Eligible Age

79 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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National Institute on Aging (NIA)

NIH

Sponsor Role collaborator

Brigham and Women's Hospital

OTHER

Sponsor Role lead

Responsible Party

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Nancy Haff, MD, MPH

Associate Epidemiologist, Division of Pharmacoepidemiology

Responsibility Role PRINCIPAL_INVESTIGATOR

Locations

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Massachusetts General Hospital

Boston, Massachusetts, United States

Site Status

Countries

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United States

References

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Haff N, Sreedhara SK, Wood W, Yom-Tov E, Horn DM, Hoover M, Low G, Lauffenburger JC, Chaitoff A, Russo M, Hanken K, Crum KL, Fontanet CP, Choudhry NK. Testing interventions to reduce clinical inertia in the treatment of hypertension: rationale and design of a pragmatic randomized controlled trial. Am Heart J. 2024 Feb;268:18-28. doi: 10.1016/j.ahj.2023.11.005. Epub 2023 Nov 14.

Reference Type DERIVED
PMID: 37967641 (View on PubMed)

Provided Documents

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Document Type: Study Protocol and Statistical Analysis Plan

View Document

Document Type: Informed Consent Form

View Document

Other Identifiers

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P30AG064199

Identifier Type: NIH

Identifier Source: secondary_id

View Link

2020P002897

Identifier Type: -

Identifier Source: org_study_id

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