Evidence map›Paper›PMID 10522637›Full record

Trial reportBritish journal of sports medicine1999

Reliability of ratings of perceived exertion during progressive treadmill exercise.

K L Lamb, R G Eston, D Corns

Registry-linked trialAbstract readClinical Trial
In one paragraph

Trial report in British journal of sports medicine, 1999. The graph could read no effect estimate from its abstract, so it casts no vote on the map. It is linked to trial NCT05568004 (The Effect of Different Exercise Types on Migraine Frequency in Individuals With Migraine), which is not on this map. Cited by 41 papers.

0numbers the graph read from it
0cells of the map it votes in
41citing 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.

NCT05568004 nacompletednot on this mapstarted 2022, after this paper: background citation

The Effect of Different Exercise Types on Migraine Frequency in Individuals With Migraine :Randomized Controlled Study

TypeinterventionalSponsorEge UniversityRan2022 to 2024Enrolled32ConditionsMigraine, Chronic MigraineArmsCombined exercise, Aerobic exercise
3 · Its place in the literature

Who cites it

41 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

3 authors.

K L LambDepartment of Physical Education and Sports, Science, University College Chester, United Kingdom.
R G Eston
D Corns

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

objectiveTo assess the test-retest reliability (repeatability) of Borg's 6-20 rating of perceived exertion (RPE) scale using a more appropriate statistical technique than has been employed in previous investigations. The RPE scale is used widely in exercise science and sports medicine to monitor and/or prescribe levels of exercise intensity. The "95% limits of agreement" technique has recently been advocated as a better means of assessing within-subject (trial to trial) agreement than traditional indicators such as Pearson and intraclass correlation coefficients.

methodsSixteen male athletes (mean (SD) age 23.6 (5.1) years) completed two identical multistage (incremental) treadmill running protocols over a period of two to five days. RPEs were requested and recorded during the final 15 seconds of each three minute stage. All subjects successfully completed at least four stages in each trial, allowing the reliability of RPE responses to be examined at each stage.

resultsThe 95% limits of agreement (bias +/- 1.96 x SDdiff) were found to widen as exercise intensity increased: 0.88 (2.02) RPE units (stage 1), 0.25 (2.53) RPE units (stage 2), -0.13 (2.86) RPE units (stage 3), and -0.13 (2.94) RPE units (stage 4). Pearson correlations (0.81, 0.72, 0.65, and 0.60) and intraclass correlations (0.82, 0.80, 0.77, and 0.75) decreased as exercise intensity increased.

conclusionsThese findings question the test-retest reliability of the RPE scale when used to monitor subjective estimates of exercise intensity in progressive (or graded) exercise tests.

Indexed as

AdolescentAdultAnalysis of VarianceExercise TestHumansMalePhysical ExertionReference ValuesReproducibility of ResultsSensitivity and SpecificitySportsUnited Kingdom

Identifiers

PMID10522637
PMCPMC1756195

What OpenQuestion holds

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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.