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Qualitative and Quantitative Validation of Tools with Rating Scales Aimed at Assessing the Quality of University Service-Learning
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A Validated Assessment Scale for Asian Chin Projection.

Atchima Suwanchinda1, Kyle Seo2, Thorin L Geister3

  • 1International Training Center in Laser Surgery, Ramathibodi University Hospital, Bankok, Thailand.

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|June 28, 2019
PubMed
Summary
This summary is machine-generated.

A new Chin Projection Scale was developed and validated for female Asian patients. This scale offers a standardized method for assessing chin projection in clinical and research settings.

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Area of Science:

  • Aesthetic medicine
  • Facial analysis
  • Dermatology

Background:

  • Numerous photonumeric assessment scales exist for aesthetic treatments.
  • Existing scales are primarily based on Caucasian patient features.
  • A need exists for scales tailored to diverse ethnic populations.

Purpose of the Study:

  • To develop and validate a Chin Projection Scale.
  • To specifically address the female Asian patient population.

Main Methods:

  • 13 raters assessed 50 Asian subjects' facial views.
  • Chin projection was rated on a 0-4 scale (0=optimal, 4=severely receding).
  • Inter-rater reliability was assessed over two validation sessions.

Main Results:

  • Substantial to almost perfect inter-rater reliability was achieved (0.80-0.83).
  • The scale demonstrated validity for assessing female Asian chin projection.
  • Reliability for age and treatment effort estimation was consistent.

Conclusions:

  • The study validated the first photonumeric scale for female Asian chin appearance.
  • This scale provides a standardized measure for clinical and research use.
  • It will aid in objective assessment and treatment planning for Asian patients.