Figure 2. The method of scoring the adhesive remnant on the enamel surface (the Adhesive Remnant Index [ARI]).
A: Score of 0 is given when all adhesive remnants are removed with the bracket. B: Score 1 is given when adhesive remnants cover less than 50% of the former bracket site. C: Score 2 is given when adhesive remnants cover over 50% of the former bracket site. D: Score 3 is given when all adhesive remnants are left on the tooth surface with a clear imprint of the bracket base.