In the present study, Ricketts' frontal cephalometric measurements have been done on the postero-anterior head films of 140 children-71 male 69 female-living Erzurum area. Fifteen parameters were measured, and mean values of these were compered biometrically with those of Ricketts. As a result, statistically significant differences were found between them.

Keywords: Frontal cephalometry, Ricketts analysis