Evidence map›Paper›PMID 34552393›Full record

SynthesisTheScientificWorldJournal2021

Effect of Yoga on Blood Pressure in Prehypertension: A Systematic Review and Meta-Analysis.

Janhavi Sandeep Khandekar, Vanamala Lakshmi Vasavi, Vijay Pratap Singh, Stephen Rajan Samuel, S G Sudhan, Bidita Khandelwal

Abstract readMeta-AnalysisSystematic Review
In one paragraph

Synthesis in TheScientificWorldJournal, 2021. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 12 papers, 3 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
12citing papers in PubMed, 3 pooled it
–field-weighted citation impact
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

12 citing papers in PubMed, 3 syntheses or guidelines pooled it.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

6 authors.

Janhavi Sandeep KhandekarDepartment of Physiotherapy, Kasturba Medical College, Mangalore, Manipal Academy of Higher Education, Manipal, India.ORCID https://orcid.org/0000-0001-9224-5694
Vanamala Lakshmi VasaviDepartment of Physiotherapy, Kasturba Medical College, Mangalore, Manipal Academy of Higher Education, Manipal, India.ORCID https://orcid.org/0000-0002-8331-0121
Vijay Pratap SinghDepartment of Physiotherapy, Kasturba Medical College, Mangalore, Manipal Academy of Higher Education, Manipal, India.ORCID https://orcid.org/0000-0003-0642-7155
Stephen Rajan SamuelDepartment of Physiotherapy, Kasturba Medical College, Mangalore, Manipal Academy of Higher Education, Manipal, India.ORCID https://orcid.org/0000-0002-5636-2620
S G SudhanDepartment of Physiotherapy, Kasturba Medical College, Mangalore, Manipal Academy of Higher Education, Manipal, India.ORCID https://orcid.org/0000-0003-4008-482X
Bidita KhandelwalSikkim Manipal University, Sikkim Manipal Institute of Medical Sciences, Gangtok-737102, India.ORCID https://orcid.org/0000-0002-5196-7057

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

introductionPrehypertension is a precursor for developing hypertension and is a risk factor for cardiovascular diseases. Yoga therapy may have a role in lowering the blood pressures in prehypertension and hypertension. This systematic review aims to synthesize the available literature for the same.

resultsThe meta-analysis of the articles favoured yoga intervention over the control intervention. Yoga therapy had significantly reduced the systolic pressure (-0.62 standard mean difference, at IV fixed 95% CI: -0.83, -0.41) and diastolic pressure (-0.81 standard mean difference, at IV random 95% CI: -1.39, -0.22). Secondary outcome measures studied were heart rate, weight, BMI, waist circumference, and lipid profile. The main protocol of yoga therapy included postures, breathing exercises, and different meditation techniques. A significant reduction in secondary outcomes was observed, except for HDL values in lipid profile which showed a gradual increase in yoga group in comparison with alternative therapy.

conclusionYoga therapy has shown to be significant in the reduction of systolic and diastolic pressure in prehypertensive population. Supporting evidence lacks in providing a proper structured dosage of yoga asanas and breathing techniques. Considering the existing literature and evidence, Yoga therapy can be used and recommended in prehypertensive population and can be beneficial in reducing the chances of developing hypertension or cardiovascular diseases.

Indexed as

Blood PressureYogaBreathing ExercisesHumansPrehypertensionVagus Nerve

Identifiers

PMID34552393
PMCPMC8452415

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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.