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Novel, Validated, 5-Point Photonumeric Scales for Assessment of the Perioral Region
Aesthetic Surgery Journal
|April 13, 2023
Summary
New photonumeric scales for perioral and marionette lines show excellent agreement among raters. These validated scales offer reliable assessment for aesthetic facial conditions across all ethnicities.
Area of Science:
- Aesthetic Medicine
- Dermatology
- Medical Imaging
Background:
- Validated scales are the gold standard for assessing aesthetic facial conditions.
- Objective evaluation of perioral lines and marionette lines is crucial in aesthetic medicine.
Purpose of the Study:
- To develop and validate novel 5-point photonumeric scales for assessing perioral lines.
- To develop and validate novel 5-point photonumeric scales for assessing marionette lines.
Main Methods:
- Creation of two distinct 5-point photonumeric scales by a medical team.
- Digital and live validation involving multiple international raters.
Main Results:
- The Croma Static Perioral Lines-Assessment Scale demonstrated high interrater and intrarater agreement (ICCs ranging from 0.87 to 0.91).
- The Croma Marionette Lines-Assessment Scale also showed strong interrater and intrarater agreement (ICCs ranging from 0.73 to 0.89).
Conclusions:
- Both scales exhibit exceptional inter- and intrarater reliability.
- These validated scales are suitable for use in clinical and research settings for diverse ethnic populations.
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