Establishing test-retest reliability and the smallest detectable change of FACE-Q Aesthetic Module scales

BACKGROUND: The test-retest (TRT) reliability of FACE-Q Aesthetic scales is yet to be assessed. The aim of this study was to establish the TRT reliability of 17 FACE-Q Aesthetic scales and determine the smallest detectable change (SDC) that can be identified using these scales. METHODS: Data were collected from an online international sample platform (Prolific). Participants ≥20 years old, who had been to a dermatologist or plastic surgeon for …