Results and conclusion: SNA (male 82, 64± 2, 19; female 81, 16±2, 42); SN-Mp cắn (male 13, 45±1, 25; female 81, 16±2, 42); SNB (male 81, 65± 2, 25; female 79, 85± 2, 30); NPog - POr (male 85, 84± 1, 24; female 84, 09±5, 56); Angle Y (0) (male 61, 71± 2, 47; female 61, 20±5, 80), ANB (male 2, 14±0, 13; female 2, 05±0, 12); U1 - SN (0) (male 101, 03±1, 83; female 100, 45±1, 67); U1 - NA (0) (male 22, 52±1, 78; nữ 22, 33± 1, 88); U1-NA (male 5, 10±0, 61 mm; female 4, 99±1, 28 mm); U1-L1 (0) (male 123, 38±2, 27; female 120, 36±2, 05); L1 - MeGo (0) (male 94, 98±0, 80; female 94, 48±0, 82); L1 - NB (0) (male 94, 98±0, 80; female 94, 48±0, 82) Keywords: Digital Cephalometric, sagittal relationship index.