Skip to main content

Table 1 Descriptions of Facial Proportion Indices abd their respective intraclass correlation coefficients of intra examiner reliability

From: Frontal facial proportions of 12-year-old southern Chinese: a photogrammetric study

Index Description Intra-examiner reliability (ICC)
Upper face-face height index N- Sto/ N- Gn ×100 1
Lower face-face height index Sn -Gn/ N-Gn ×100 0.99
Mandibulo-face height index Sto-Gn/N-Gn ×100 1
Mandibulo-upper face height index Sto-Gn/N-Sto ×100 1
Mandibulo-lower face height index Sto-Gn/Sn-Gn ×100 0.99
Nasal index AlR-AlL/N-Sn ×100 0.88
Upper lip height-mouth width index Sn-Sto/ChR-ChL ×100 0.98
Cutaneous-total upper lip height index Sn-Ls/Sn-Sto ×100 0.95
Vermilion-total upper lip height index Ls-Sto/Sn-Sto ×100 0.95
Vermilion-cutaneous upper lip height index Ls-Sto/Sn-Ls ×100 0.95
Vermilion height index Ls-Sto/Sto-Li ×100 0.96
Chin-mandible height index Sl-Gn/Sto-Gn ×100 0.9
Upper face height-biocular width index N-Sto/ExR-ExL ×100 0.99
Intercanthal-nasal width index EnR-EnL/AlR-AlL ×100 0.99
Nose-face height index N-Sn/N-Gn ×100 0.99
Nose-mouth width index AlR-AlL/ChR-ChL ×100 0.98
Upper lip-upper face height index Sn-Sto/N-Sto ×100 0.98
Upper lip-mandible height index Sn-Sto/Sto-Gn ×100 0.99
Upper lip-nose height index Sn-Sto/N-Sn ×100 0.97
Lower lip-face height index Sto-Sl/Sn-Gn ×100 0.89
Lower lip-mandible height index Sto-Sl/Sto-Gn ×100 0.9
Lower lip-chin height index Sto-Sl/Sl-Gn ×100 0.91