Observation on Neck Form Changes Related to Aging in Men (Part III) -by the Somatometric Data and the Principal Component Ana]isis-

성인남자 목부위의 연령별 형태변화에 관한 연구(제3보) -직접계측치와 주성분 분석에 의한 해석-

Anthropological measurements concerning 29 items were made on 37 adult males aged from 20 to 60. Factor analysis was applied in all 36 items. The main results are as gallows 1. Neck girth and need base girth are smaller. in the elder croup than the gouger group. 2. These decrease occur in the frontal part of the neck. 3. Neck frontal width decreases with age, but side depth increases. 4. The back part of the body depth at the level of the shoulder increases with age. 5. For the factor analysis, the third factor is a factor of forms, the variations of which has a relation with age.