Mixed-dentition mandibular arch length analysis: a step-by-step approach using the revised Hixon-Oldfather prediction method.

Prediction of tooth size--arch length discrepancies in mixed-dentition patients is an important aspect of orthodontic diagnosis. The purpose of this article is to present the clinician with a step-by-step approach for a mandibular mixed-dentition tooth size--arch length space analysis using the revised Hixon-Oldfather prediction graph.