title: The pedigree chart analysis of centenarians in Shanghai City.
abstract: The sex, occupation and pedigree charts of 57 centenarians in Shanghai City were investigated. There were 10 (17.5%) males and 47 (82.5%) females. Of the males, 4 were office workers (40%) and 6 were manual workers (60%). Among the females, 1 was an office worker (2.1%), 3 were manual workers (6.4%) and 43 were housewives (91.5%). Forty of the centenarians (70.2%) belonged to long-lived families, 17 (29.8%) did not. The age of centenarians' spouses influenced the mortality and age of their sons and daughters.
authors.affiliation: Department of Biology, East China Normal University, Shanghai, 200062, PR China.
authors.forename: Y
authors.initials: Y
authors.lastname: Chaohui
authors.forename: J
authors.initials: J
authors.lastname: Wei
authors.forename: X
authors.initials: X
authors.lastname: Weijun
authors.forename: W
authors.initials: W
authors.lastname: Peili
authors.forename: Z
authors.initials: Z
authors.lastname: Yi
authors.forename: Z
authors.initials: Z
authors.lastname: Daoyi
authors.forename: Y
authors.initials: Y
authors.lastname: Huixing