Evidence map›Paper›PMID 27832062›Full record

Trial reportPloS one2016

Cardiovascular Fitness and Energy Expenditure Response during a Combined Aerobic and Circuit Weight Training Protocol.

Pedro J Benito, María Alvarez-Sánchez, Víctor Díaz, Esther Morencos, Ana B Peinado, Rocio Cupeiro, Nicola Maffulli, PRONAF Study Group

3 registry-linked trialsAbstract readRandomized Controlled Trial
In one paragraph

Trial report in PloS one, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to 3 registered trials, which are not on this map. Cited by 8 papers.

0numbers the graph read from it
0cells of the map it votes in
8citing papers in PubMed
–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.

NCT01116856 nacompletednot on this map

Nutrition and Physical Activity Programs for Obesity Treatment (PRONAF)

TypeinterventionalSponsorUniversidad Politecnica de MadridRan2009 to 2011Enrolled240ConditionsObesity, OverweightArmsExercise
NCT04532905 naunknown statusnot on this mapstarted 2020, after this paper: background citation

Energy Expenditure During Acute and Chronic Resistance Exercises in Healthy Population

TypeinterventionalSponsorTaipei Medical UniversityRan2020 to 2021Enrolled30ConditionsHealthyArmsStrength Training Exercises Therapy
NCT07032168 completednot on this mapstarted 2025, after this paper: background citation

Influence of Lifestyle Factors, Cardiorespiratory Fitness, and Body Composition on Plasma BDNF and pTau217 Levels and Cognitive Function in Healthy Young Adults

TypeobservationalSponsorEuropean University Miguel de CervantesRan2025 to 2025Enrolled31ConditionsHealthy Young Adults
3 · Its place in the literature

Who cites it

8 citing papers in PubMed.

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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

8 authors.

Pedro J BenitoDepartment of Health and Human Performance, Faculty of Physical Activity and Sport Sciences, Technical University of Madrid, Madrid, Spain.
María Alvarez-SánchezInstitute of Veterinary Physiology, University of Zurich, Zurich, Switzerland.
Víctor DíazDepartment of Health and Human Performance, Faculty of Physical Activity and Sport Sciences, Technical University of Madrid, Madrid, Spain.
Esther MorencosDepartment of Health and Human Performance, Faculty of Physical Activity and Sport Sciences, Technical University of Madrid, Madrid, Spain.
Ana B PeinadoDepartment of Health and Human Performance, Faculty of Physical Activity and Sport Sciences, Technical University of Madrid, Madrid, Spain.
Rocio CupeiroDepartment of Health and Human Performance, Faculty of Physical Activity and Sport Sciences, Technical University of Madrid, Madrid, Spain.
Nicola MaffulliUniversity of Salerno School of Medicine and Surgery, Department of Musculoskeletal Disorders, Salerno, Italy.ORCID http://orcid.org/0000-0002-5327-3702
PRONAF Study Group

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectivesThe present study describes the oxygen uptake and total energy expenditure (including both aerobic and anaerobic contribution) response during three different circuit weight training (CWT) protocols of equivalent duration composed of free weight exercises, machine exercises, and a combination of free weight exercises intercalating aerobic exercise.

designControlled, randomized crossover designs.

methodsSubjects completed in a randomized order three circuit weight training protocols of the same duration (3 sets of 8 exercises, 45min 15s) and intensity (70% of 15 repetitions maximum). The circuit protocols were composed of free weight exercises, machine exercises, or a combination of free weight exercises with aerobic exercise. Oxygen consumption and lactate concentration were measured throughout the circuit to estimate aerobic and anaerobic energy expenditure respectively.

resultsEnergy expenditure is higher in the combined exercise protocol (29.9±3.6 ml/kg/min), compared with Freeweight (24.2±2.8ml/kg/min) and Machine (20.4±2.9ml/kg/min). The combined exercise protocol produced the highest total energy expenditure but the lowest lactate concentration and perceived exertion. The anaerobic contribution to total energy expenditure was higher in the machine and free weight protocols compared with the combined exercise protocol (6.2%, 4.6% and 2.3% respectively).

conclusionsIn the proposed protocols, the combined exercise protocol results in the highest oxygen consumption. Total energy expenditure is related to the type of exercise included in the circuit. Anaerobic contributions to total energy expenditure during circuit weight training may be modest, but lack of their estimation may underestimate total energy expenditure.

trial registrationClinicalTrials.gov NCT01116856.

Indexed as

Energy MetabolismExerciseOxygen ConsumptionWeight LiftingAdolescentAdultCircuit-Based ExerciseExercise TherapyHumansLactic AcidYoung AdultLactic Acid

Identifiers

PMID27832062
PMCPMC5104360

What OpenQuestion holds

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LicenceCC BY
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Registered trials

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.