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Evaluating the Effectiveness of Meditation in Lowering Blood Pressure in African Americans (The HMEC Study)
This study is currently recruiting participants.
Verified by National Heart, Lung, and Blood Institute (NHLBI), November 2008
Sponsors and Collaborators: National Heart, Lung, and Blood Institute (NHLBI)
Howard University
Information provided by: National Heart, Lung, and Blood Institute (NHLBI)
ClinicalTrials.gov Identifier: NCT00681200
  Purpose

High blood pressure is a common health problem among people in the United States. This study will compare the effectiveness of a meditation program versus a health education program at decreasing stress and lowering blood pressure levels among African-American adults with high blood pressure.


Condition Intervention
Hypertension
Behavioral: Transcendental Meditation program
Behavioral: Enhanced health education program

MedlinePlus related topics: High Blood Pressure
U.S. FDA Resources
Study Type: Interventional
Study Design: Basic Science, Randomized, Single Blind (Investigator), Active Control, Parallel Assignment, Efficacy Study
Official Title: Mechanisms of Meditation in Hypertension in Blacks

Further study details as provided by National Heart, Lung, and Blood Institute (NHLBI):

Primary Outcome Measures:
  • In-clinic and ambulatory blood pressure [ Time Frame: Measured at Month 4 ] [ Designated as safety issue: No ]

Secondary Outcome Measures:
  • Cardiovascular hemodynamics and stress hormones [ Time Frame: Measured at Month 4 ] [ Designated as safety issue: No ]

Estimated Enrollment: 152
Study Start Date: April 2008
Estimated Study Completion Date: April 2011
Estimated Primary Completion Date: December 2010 (Final data collection date for primary outcome measure)
Arms Assigned Interventions
1: Active Comparator
Enhanced health education program
Behavioral: Enhanced health education program
Participants will attend meetings at which they will watch educational films, listen to guest speakers, and complete instructional activities on blood pressure regulation.
2: Experimental
Transcendental Meditation program
Behavioral: Transcendental Meditation program
Transcendental Meditation is a natural, effortless mental technique designed to reduce stress and improve quality of life. Participants will practice the Transcendental Meditation program at home for 20 minutes twice a day sitting comfortably with eyes closed.

Detailed Description:

Hypertension, also known as high blood pressure, is one of the most common health problems among adults, particularly African Americans. If left untreated, it can lead to heart failure, kidney failure, or stroke. High blood pressure can be caused by many factors, including stress, diet, diabetes, kidney disease, or obesity. Typical treatments include taking medication, losing weight, and quitting smoking. Meditation may also be an effective way to decrease stress levels and lower blood pressure. This study will examine the effects of a specific type of meditation, Transcendental Meditation (TM), on stress and blood pressure levels. In previous studies, TM has been shown to have a positive effect on reducing blood pressure levels, but more research is needed to confirm these benefits. This study will compare the effectiveness of a TM program with an enhanced health education (EHE) program for reducing stress and blood pressure levels in African Americans with high blood pressure.

This 4-month study will enroll African Americans with early stage hypertension. First, participants will take part in 3 days of baseline testing, including a medical history review, blood pressure and heart rate measurements, an echocardiogram to obtain images of the heart, and blood and urine collection. Over a 24-hour period, blood pressure and heart rate will be measured continuously and participants will wear a pedometer to keep track of the distance they walk. Participants will also complete a stress test; a treadmill exercise test; and questionnaires on mental health, physical health, and lifestyle.

After the 3-day baseline period, participants will attend an informational meeting with the study staff and other study participants. They will then be randomly assigned to either the TM group or the EHE group. Participants in the TM group will learn a simple meditation technique over a 6-day period. They will be expected to meditate for 20 minutes twice a day for 4 months. Participants will attend follow-up meetings with a meditation instructor every 2 weeks throughout the study, and they will record their progress in a daily diary. Participants in the EHE program will take part in 14 events during the study, including watching educational films, listening to guest speakers, and participating in other instructional activities that will provide health information about blood pressure regulation. In addition, all participants will attend standard health education classes every 2 weeks. These classes will provide information about reducing the risk factors related to heart disease and stroke. Once a month, participants will attend a study visit and undergo blood pressure and heart rate measurements. At the end of the 4-month study period, all participants will undergo repeat baseline testing.

  Eligibility

Ages Eligible for Study:   40 Years and older
Genders Eligible for Study:   Both
Accepts Healthy Volunteers:   No
Criteria

Inclusion Criteria:

  • Self-identifies as African American
  • Resides in Washington, DC or surrounding communities
  • Has stage I hypertension, defined as systolic blood pressure between 140 and 159 mm Hg and/or diastolic blood pressure between 90 and 99 mm Hg, on average, without taking antihypertensive medications in the sympatholytic class (e.g., beta blockers, alpha antagonists, central nervous system agonists)

Exclusion Criteria:

  • Blood pressure levels of less than 140/90 mm Hg or greater than 160/100 mm Hg
  • History of clinical cardiovascular disease (e.g., heart attack, angina, intermittent claudication, congestive heart failure, stroke)
  • Long-term kidney failure
  • Any other life-threatening illness (e.g., advanced cancer)
  • History of major psychiatric disorder (e.g., psychosis, dementia, substance abuse disorder)
  Contacts and Locations
Please refer to this study by its ClinicalTrials.gov identifier: NCT00681200

Locations
United States, District of Columbia
Howard University College of Medicine Recruiting
Washington, District of Columbia, United States, 20060
Contact: Otelio Randall, MD     202-865-7266     orandall@howard.edu    
Contact: Howard University Study Staff     202-865-5466     gsvictor@howard.edu    
Principal Investigator: Otelio Randall, MD            
Sponsors and Collaborators
Howard University
Investigators
Principal Investigator: Otelio Randall, MD Howard University
  More Information

Responsible Party: Maharishi University of Management Research Institute ( Robert H. Schneider, MD, Director and Principal Investigator )
Study ID Numbers: 602, 1 R01 HL083944-01A1
Study First Received: May 19, 2008
Last Updated: December 18, 2008
ClinicalTrials.gov Identifier: NCT00681200  
Health Authority: United States: Federal Government

Keywords provided by National Heart, Lung, and Blood Institute (NHLBI):
Blood Pressure Reduction
Stress Reactivity and Recovery
Meditation
Transcendental Meditation
Stress Reduction
Stress Management

Study placed in the following topic categories:
Vascular Diseases
Stress
Hypertension

Additional relevant MeSH terms:
Cardiovascular Diseases

ClinicalTrials.gov processed this record on January 16, 2009