Our rating scales are reliable tools for valid and reproducible assessment of the aging process in lower face areas.

Except for brow positioning, the upper face rating scales are reliable tools for valid and reproducible assessment of the aging process.

The 5-point photonumeric scale generated spans the severity of the type of crow's feet for which patients most commonly seek correction. The scale is well stratified for consistent rating.

The mid face scales are reliable tools for valid and reproducible assessment of age-related mid face changes.

The 5-point photonumeric scale generated spans the severity of forehead lines for which patients commonly seek correction. The scale is well stratified for consistent rating.