FACIAL DIMENSIONS MEASURED IN THE NIOSH-SPONSORED ANTHROTECH STUDY
Bigonial breadth: The straight line distance between right and left gonion landmarks (see Box 2-2) on the cor-ners of the jaw
Bitragion coronal arc: The surface distance between the right and left tragion landmarks (see Box 2-2) across the head in the coronal plane
Bitragion subnasale arc: The surface distance between the left and right tragion landmarks across the subna-sale landmark (see Box 2-2) at the bottom of the nose
Bitragion chin arc: The surface dis-tance between the left and right tragion landmarks across the anterior point of the chin
The National Academies of Sciences, Engineering, and Medicine 500 Fifth St. N.W. | Washington, D.C. 20001
"2 Anthropometric Measurements."
Assessment of the NIOSH Head-and-Face Anthropometric Survey of U.S. Respirator Users.
Washington, DC: The National Academies Press, 2007.
Please select a format: