Home blood pressure management and improved blood pressure control: results from a randomized controlled trial.

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Bosworth, Hayden B

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Powers, Benjamin J

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Olsen, Maren K

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McCant, Felicia

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Grubber, Janet

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Smith, Valerie

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Gentry, Pamela W

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Rose, Cynthia

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Van Houtven, Courtney

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Wang, Virginia

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Goldstein, Mary K

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Oddone, Eugene Z

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2024-02-01T16:56:31Z

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2024-02-01T16:56:31Z

dc.date.issued

2011-07

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Background

To determine which of 3 interventions was most effective in improving blood pressure (BP) control, we performed a 4-arm randomized trial with 18-month follow-up at the primary care clinics at a Veterans Affairs Medical Center.

Methods

Eligible patients were randomized to either usual care or 1 of 3 telephone-based intervention groups: (1) nurse-administered behavioral management, (2) nurse- and physician-administered medication management, or (3) a combination of both. Of the 1551 eligible patients, 593 individuals were randomized; 48% were African American. The intervention telephone calls were triggered based on home BP values transmitted via telemonitoring devices. Behavioral management involved promotion of health behaviors. Medication management involved adjustment of medications by a study physician and nurse based on hypertension treatment guidelines.

Results

The primary outcome was change in BP control measured at 6-month intervals over 18 months. Both the behavioral management and medication management alone showed significant improvements at 12 months-12.8% (95% confidence interval [CI], 1.6%-24.1%) and 12.5% (95% CI, 1.3%-23.6%), respectively-but not at 18 months. In subgroup analyses, among those with poor baseline BP control, systolic BP decreased in the combined intervention group by 14.8 mm Hg (95% CI, -21.8 to -7.8 mm Hg) at 12 months and 8.0 mm Hg (95% CI, -15.5 to -0.5 mm Hg) at 18 months, relative to usual care.

Conclusions

Overall intervention effects were moderate, but among individuals with poor BP control at baseline, the effects were larger. This study indicates the importance of identifying individuals most likely to benefit from potentially resource intensive programs.

Trial registration

clinicaltrials.gov Identifier: NCT00237692.
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171/13/1173

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0003-9926

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1538-3679

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https://hdl.handle.net/10161/30063

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eng

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American Medical Association (AMA)

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Archives of internal medicine

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10.1001/archinternmed.2011.276

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https://creativecommons.org/licenses/by-nc/4.0

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Humans

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Hypertension

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Antihypertensive Agents

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Blood Pressure Monitoring, Ambulatory

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Treatment Outcome

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Combined Modality Therapy

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Drug Administration Schedule

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Follow-Up Studies

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Health Behavior

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Telemedicine

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Blood Pressure

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Research Design

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Time Factors

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United States Department of Veterans Affairs

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Telephone

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Adult

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Aged

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Middle Aged

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Nurse Clinicians

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Physicians

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Ambulatory Care Facilities

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Health Care Costs

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Quality of Health Care

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Quality Indicators, Health Care

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United States

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Female

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Male

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Drug Prescriptions

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Telenursing

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White People

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Black or African American

dc.title

Home blood pressure management and improved blood pressure control: results from a randomized controlled trial.

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Journal article

duke.contributor.orcid

Bosworth, Hayden B|0000-0001-6188-9825

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Olsen, Maren K|0000-0002-9540-2103

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Smith, Valerie|0000-0001-5170-9819

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Van Houtven, Courtney|0000-0002-0783-1611

duke.contributor.orcid

Wang, Virginia|0000-0002-2344-200X

pubs.begin-page

1173

pubs.end-page

1180

pubs.issue

13

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Duke

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School of Medicine

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Basic Science Departments

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Clinical Science Departments

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Institutes and Centers

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Biostatistics & Bioinformatics

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Medicine

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Psychiatry & Behavioral Sciences

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Medicine, General Internal Medicine

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Duke Cancer Institute

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Duke Clinical Research Institute

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Institutes and Provost's Academic Units

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Center for the Study of Aging and Human Development

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Initiatives

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Duke Science & Society

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Population Health Sciences

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Duke Innovation & Entrepreneurship

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Psychiatry & Behavioral Sciences, Behavioral Medicine & Neurosciences

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Duke - Margolis Center For Health Policy

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Biostatistics & Bioinformatics, Division of Biostatistics

pubs.publication-status

Published

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171

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