Best Practices for FACE-Q Aesthetics Research: A Systematic Review of Study Methodology.

There continues to be limitations in PROM administration and the quality of articles that report FACE-Q Aesthetic scale data. The authors suggest that future investigators using the FACE-Q refer to the User's Guide regarding administration and scoring of this scale, report a rationale for the study time horizon and provide an a priori sample size calculation for the primary outcome of interest.