Evidence map›Paper›PMID 23014796›Full record

Trial reportEuropean journal of applied physiology2013

Blood flow restriction does not result in prolonged decrements in torque.

Jeremy P Loenneke, Robert S Thiebaud, Christopher A Fahs, Lindy M Rossow, Takashi Abe, Michael G Bemben

Abstract readRandomized Controlled Trial
PubMed Publisher
In one paragraph

Trial report in European journal of applied physiology, 2013. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 47 papers, 2 of them syntheses that pooled it.

0numbers the graph read from it
0cells of the map it votes in
47citing papers in PubMed, 2 pooled it
19.2field-weighted citation impact, top 1% of its field
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

47 citing papers in PubMed, 2 syntheses or guidelines pooled it, 117 citations in OpenAlex.

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  14. Post-exercise blood flow restriction attenuates muscle hypertrophy.European journal of applied physiology · 2016
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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 at 2 institutions in 1 country.

Jeremy P LoennekeDepartment of Health and Exercise Science, Neuromuscular Research Laboratory, The University of Oklahoma, 1401 Asp Avenue, Room 104, Norman, OK 73019-0615, USA. jploenneke@ou.edu
Robert S Thiebaud
Christopher A Fahs
Lindy M Rossow
Takashi Abe
Michael G Bemben
University of Oklahoma · USUniversity of Mississippi · US

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

We sought to determine if blood flow restriction (BFR) by itself or in combination with exercise would result in prolonged decrements in torque when using restriction pressures relative to the participants' limb size. Sixteen participants were randomized into Experiment A (n = 9) or Experiment B (n = 7). Experiment A participants performed unilateral knee extensions at 30 % of their one repetition maximum (1RM) with moderate blood flow restriction on one leg (BFR + Exercise) and exercised the other leg without BFR (CON + Exercise). Experiment B participants rested for 4 min with BFR applied to one leg and rested for 4 min without any treatment on the other leg (CON). Maximal voluntary isometric torque (MVC) was measured before and immediately after the exercise or 4 min of rest, 1 h post, and 24 h post. Ratings of perceived exertion (RPE) and discomfort were taken before and after each set. MVC was significantly reduced following both exercise conditions with BFR + Exercise having the largest reduction in torque. However, torque quickly recovered by 1 h post exercise and was back to baseline by 24 h. No changes in torque were observed in Experiment B. RPE and discomfort were rated consistently higher for those in the BFR + Exercise and BFR conditions compared to control. In conclusion, BFR + Exercise does not result in prolonged decrements in torque. The acute changes in torque are due to fatigue and quickly recover back to baseline within 24 h of exercise. In addition, BFR in the absence of exercise has no effect on torque at any time point.

Indexed as

ExerciseIsometric ContractionAdultAnalysis of VarianceBiomechanical PhenomenaFemaleHumansIschemiaLower ExtremityMaleMuscle, SkeletalPerceptionRecovery of FunctionRegional Blood FlowTime FactorsTorque

Identifiers

PMID23014796
OpenAlexW2099538004

What OpenQuestion holds

Textmetadata
Read underepoch 390

Registered trials

None linked

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.