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Validity and Reliability of the Vocal Fatigue Index - Thai Version

Validity and Reliability of the Vocal Fatigue Index - Thai Version

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
TCTR
Registry ID
TCTR20190513002
Enrollment
Unknown
Registered
2019-05-13
Start date
2019-12-06
Completion date
Unknown
Last updated
2026-08-03

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

voice disorders voice disorders vocal fatigue

Interventions

Participants who have diagnostic with voice disorders (benign lesion) by ENT doctor and have neurological diseases.,Participants who healthy&#44
have no voice problem or neurological diseases.
Diagnostic,Diagnostic
Voice disorders group,Normal voice group

Sponsors

Faculty of Associated Medical Sciences, Chiang Mai University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to No maximum

Inclusion criteria

Inclusion criteria: 1) speak and read Thai fluently 2) have voice problems 6 months ago and have problems most of the time or all of the time 3) increase effort while speaking and/or decrease vocal production and/or vocal quality change 4) have a diagnosis of voice disorders from ENT doctor 5) have benign lesion

Exclusion criteria

Exclusion criteria: 1) have neurological and/or psychological diseases that effect on questionnaire comprehension 2) use neurological and/or psychological medicine while recruiting 3) can not fill questionnaire information by her/himself

Design outcomes

Primary

MeasureTime frame
VFI - Thai version has validity and reliability 6 months 1) (content validity) Translations follow Beaton (2000) guideline. 2) (reliability) Cronbach's Alpha

Secondary

MeasureTime frame
VFI - Thai version has sensitivity and specificity 2 months (after collect last subject’s data) 1) Sensitivity: true positive/true positive+false negative 2) Specificity: true negative/false posit

Countries

Thailand

Contacts

Public ContactLaksika Latpitaya

Chiang Mai University

sokechto_23@hotmail.com0804404386

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Aug 9, 2026