Description Weighting factor(a) Semiquantitative  score (b) Grading (axb)
V-shaped atrophic scars, diameter < 2 mm, and punctiform 15 0 = no scar 1 = few scars 2 = limited number of scars 3 = many scars /_/
U-shaped atrophic scars, diameter of 2-4 mm, with sheer edges 20 0 = no scar 1 = few scars 2 = limited number of scars 3 = many scars /_/
M-shaped atrophic scars, diameter > 4mm, superficial and with irregular surface 25 0 = no scar 1 = few scars 2 = limited number of scars 3 = many scars /_/
Superficial elastolysis 30 0 = no scar 1 = few scars 2 = limited number of scars 3 = many scars /_/
Subgrading 1
Hypertrophic inflammatory scars, scar of less than 2 years of age 40 0 = no scar 1 = few scars 2 = limited number of scars 3 = many scars /_/
Keloid scars and hypertrophic scars that are more than 2 years of age 50 0 = no scar 1 = few scars 2 = limited number of scars 3 = many scars /_/
Subgrading2
Global score (Subgrading 1+2)     /_/
Table 3: Echelle d’Evaluation clinique des Cicatrices d’acné (ECCA).