Evidence map›Paper›PMID 36063640›Full record

ArticleJournal of fluency disorders2022

Auditory feedback control in adults who stutter during metronome-paced speech II. Formant Perturbation.

Saul A Frankford, Shanqing Cai, Alfonso Nieto-Castañón, Frank H Guenther

Abstract read
In one paragraph

Article in Journal of fluency disorders, 2022. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 4 papers.

0numbers the graph read from it
0cells of the map it votes in
4citing 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.

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

4 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

4 authors.

Saul A FrankfordDepartment of Speech, Language, & Hearing Sciences, Boston University, Boston, MA 02215, USA. Electronic address: saulf@bu.edu.
Shanqing CaiDepartment of Speech, Language, & Hearing Sciences, Boston University, Boston, MA 02215, USA. Electronic address: shanqing.cai@gmail.com.
Alfonso Nieto-CastañónDepartment of Speech, Language, & Hearing Sciences, Boston University, Boston, MA 02215, USA. Electronic address: alfnie@gmail.com.
Frank H GuentherDepartment of Speech, Language, & Hearing Sciences, Boston University, Boston, MA 02215, USA; Department of Biomedical Engineering, Boston University, Boston, MA 02215, USA. Electronic address: guenther@bu.edu.

Funding

Sequencing and Initiation in Speech ProductionR01DC007683 · NIDCD · BOSTON UNIVERSITY (CHARLES RIVER CAMPUS) · PI FRANK H GUENTHER · 2006 to 2026
$9.0M
Advanced Research Training in Communication Sciences and DisordersT32DC013017 · NIDCD · BOSTON UNIVERSITY (CHARLES RIVER CAMPUS) · PI Cara E. Stepp · 2016 to 2026
$4.9M
NIDCD NIH HHS R01 DC007683NIDCD NIH HHS T32 DC013017
6 · The paper itself

Abstract

purposePrior work has shown that Adults who stutter (AWS) have reduced and delayed responses to auditory feedback perturbations. This study aimed to determine whether external timing cues, which increase fluency, resolve auditory feedback processing disruptions.

methodsFifteen AWS and sixteen adults who do not stutter (ANS) read aloud a multisyllabic sentence either with natural stress and timing or with each syllable paced at the rate of a metronome. On random trials, an auditory feedback formant perturbation was applied, and formant responses were compared between groups and pacing conditions.

resultsDuring normally paced speech, ANS showed a significant compensatory response to the perturbation by the end of the perturbed vowel, while AWS did not. In the metronome-paced condition, which significantly reduced the disfluency rate, the opposite was true: AWS showed a significant response by the end of the vowel, while ANS did not.

conclusionThese findings indicate a potential link between the reduction in stuttering found during metronome-paced speech and changes in auditory motor integration in AWS.

Indexed as

StutteringAdultAuditory PerceptionFeedbackFeedback, SensoryHumansSpeechAuditory feedbackMetronomeSpeech timing controlStuttering

Identifiers

PMID36063640
PMCPMC9930613

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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.