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Arterial HypertensionNCT03160989

Acute and Chronic Responses to Blood Pressure After Exercise

A study testing physical exercises in people with Arterial Hypertension, run by Federal University of Uberlandia.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

The study will evaluate the variability of blood pressure in postmenopausal and hypertensive women after only one session and after training of ten weeks of combined physical exercises (aerobic and resisted). Read more about this study

Who is it for?
Ages 50 to 70 years, women only
Conditions the study is for
Arterial Hypertension
What is being tested?
physical exercises
Could I receive a placebo?
No, everyone receives an active treatment
How many people
14 participants
Where
No sites listed yet
Study dates
May 2016to Dec 2016
Phase
Interventional
Are there results?
None posted in the registry

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 50 to 70 years
  • Women only
  • No healthy volunteers
  • Adult, Older adult

Who may be able to join

  • Women aged between 50 and 70 years;
  • Be in the postmenopausal phase;
  • Be able to practice physical exercise on treadmill and resistance exercises (bodybuilding).
  • Present stage 1 hypertension, according to the guidelines of the Brazilian Society of Hypertension
  • Make use of anti-hypertensive medication, except beta-blockers
  • Participants should be evaluated with a cardiologist beforehand and present a certificate attesting that they are able to perform physical activities.
  • Do not present physical problems or cardiovascular complications that prevent the performance of physical exercises.

Who cannot join

  • Make use of beta-blockers
  • Present history of stroke or acute myocardial infarction;
  • Smoking;
  • Present diagnosis of Diabetes Mellitus.
  • Present renal pathologies
  • Use hormone replacement therapies

About this study

The study will evaluate the variability of blood pressure in postmenopausal and hypertensive women after only one session and after training of ten weeks of combined physical exercises (aerobic and resisted).

Read the detailed description

Before starting the training program, all the volunteers will sign the Free and Informed Consent Form (TCLE) and must present a medical certificate releasing the participation. In addition, the volunteers will respond to an anamnesis questionnaire and will undergo an anthropometric evaluation before the experimental sessions. The physical exercise program will be held three times a week for 10 weeks, containing aerobic exercise (exercise treadmill) and resistance exercises (bodybuilding). Initially, a familiarization of the ergometers used will be performed, followed by a session to evaluate the intensity of resistance exercise through a maximal repetition test (1RM), and a session to evaluate aerobic fitness through an incremental treadmill test.

Before starting the training, volunteers will perform a single exercise session, following the same exercise protocol. All the volunteers will be submitted to the evaluation of the blood pressure during 24 hours through the measurement of ambulatory blood pressure (ABPM) in three moments:

  • PR: pre-training rest - the volunteers will arrive at the laboratory, will be in rest for 15 minutes and after that they will place the ABPM, without having done any exercise.
  • PE: post exercise - upon arriving at the laboratory, the volunteers will be submitted to a single combined exercise session, will have a maximum interval of 20 minutes for the bath and will place the MAP device.
  • CR: rest after chronic training - after the end of the 10 weeks of training, the volunteers will be submitted to ABPM, again at rest, with a maximum interval of 72 hours, between the end of the training and the placement of the device.
Being tested
physical exercises
Keywords
Blood pressure variability, Combined physical exercise, Hypertension
Medical subject headings
Hypertension

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • physical exercisesOther

    The intervention will consist of a single session and after ten weeks of combined physical exercises (aerobic and resisted). All volunteers will participate in the same procedure.

Study groups in NCT03160989
Study groupRoleWhat they receive
Postmenopausal and hypertensive womenExperimentalThe intervention will consist of a single session and after ten weeks of combined physical exercises (aerobic and resisted). All volunteers will participate in the same procedure.
Receives: Other: physical exercises

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Change in ambulatory blood pressure variability in ten weeks

    The ambulatory blood pressure measurement will be performed for 24 hours. With the information obtained in this measurement, blood pressure variability will be performed.

    Measured: After ten weeks and before ten weeks of exercise training

Secondary outcomes (2)
  1. Comparison resting blood pressure

    The resting blood pressure is performed after 15 minutes of sitting, measured three times and the mean is calculated for analysis

    Measured: After ten weeks and before ten weeks of exercise training

  2. Anthropometric assessments

    Body composition of the volunteers

    Measured: After ten weeks and before ten weeks of exercise training

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted19 May 2017
  2. Study startMay 2016
  3. Primary completionSep 2016
  4. Study completionDec 2016

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase N/A
Primary purpose
Health services research
Allocation
Not applicable
Intervention model
Single group
Masking
None (open label)
Enrolment
14 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT03160989
Sponsor's protocol ID
CEP UFU 002095/
Status last verified
May 2017
First submitted
3 May 2017
Last updated
22 May 2017
Results posted
No
Data monitoring committee
Yes
FDA-regulated drug
No
FDA-regulated device
No
Individual data sharing
No

Publications

  • Gomes Anunciacao P, Doederlein Polito M. A review on post-exercise hypotension in hypertensive individuals. Arq Bras Cardiol. 2011 May;96(5):e100-109. Epub 2011 Mar 4. English, Portuguese, Spanish.

    PubMed 21359479
  • Coylewright M, Reckelhoff JF, Ouyang P. Menopause and hypertension: an age-old debate. Hypertension. 2008 Apr;51(4):952-9. doi: 10.1161/HYPERTENSIONAHA.107.105742. Epub 2008 Feb 7. No abstract available.

    PubMed 18259027
  • Puga GM, Kokubun E, Simoes HG, Nakamura FY, Campbell CS. Aerobic fitness evaluation during walking tests identifies the maximal lactate steady state. ScientificWorldJournal. 2012;2012:769431. doi: 10.1100/2012/769431. Epub 2012 May 1.

    PubMed 22666152

Questions about this trial

What is this clinical trial studying?

A study testing physical exercises in people with Arterial Hypertension, run by Federal University of Uberlandia.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 7 inclusion and 6 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 22 May 2017. Status can change between updates, so confirm with the study contact before making plans.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

Are results available for this study?

The study is completed, but results are not available in the source record. That does not mean the treatment did or did not work.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Change in ambulatory blood pressure variability in ten weeks (time frame: After ten weeks and before ten weeks of exercise training). It is what the study was designed to measure, not a finding.

Where can I read the original study information?

On the ClinicalTrials.gov record for NCT03160989, which also lists 3 linked publications.

Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 22 May 2017.

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