Figure 1From: The relationship between the cranial base and jaw base in a Chinese population The cephalometric landmarks used in this study. Reference point: cranial base: N (Nasion), S (Sella), P (Porion), Ba (Basion), Or (Orbitale); jaw base: Co (Condylion), Go (Gonion), Me (Menton), A (Supramentale), B (Supramentale), Po (Pogonion). Reference plane: FH (Frankfort plane), OP (Occlusal plane), Go-Me (Mandibular plane).Back to article page