Table 2.
Variables That Contributed to Each Principal Component
| Principal Component |
Women |
Men |
| 1 | Anteroposterior position of the nose base variables (soft tissue landmarks) | Anteroposterior position of the nose base variables (soft tissue landmarks) |
| 2 | Vertical position of the nose base variables (soft tissue landmarks) | Vertical position of the nose base variables (soft tissue landmarks) |
| 3 | Upper lip–related variables (soft tissue landmarks) | Upper lip–related variables (soft tissue landmarks) |
| 4 | Lower lip–related variables (soft tissue landmarks) | Lower lip–related variables (soft tissue landmarks) |
| 5 | Anteroposterior position of the eyes and nose bridge (soft tissue landmarks) | Anteroposterior position of the eyes and nose bridge (soft tissue landmarks) |
| 6 | Mandibular asymmetry–related variables (skeletal landmarks) | Mandibular asymmetry–related variables (skeletal landmarks) |
| 7 | Chin area–related variables (skeletal landmarks) | Vertical position of the eyes and nose bridge (soft tissue landmarks) |
| 8 | Vertical position of the eyes and nose bridge (soft tissue landmarks) | Chin area–related variables (skeletal landmarks) |
| 9 | Facial width–related variables (soft tissue and skeletal landmarks) | Anteroposterior position of the mandible (skeletal landmarks) |
| 10 | Facial height–related variables (soft tissue and skeletal landmarks) | Facial height–related variables (soft tissue and skeletal landmarks) |