Search All NYTimes.com. Anne Wolf Cochran, a daughter of Mr. and Mrs. James A. Cochran of Falls Church, Va., was married yesterday to William Charles Hamilton, the son of Mrs. Joseph S. Iseman of Rye, N.Y., and the late William H. Hamilton.
1 Conjoined twins occur in approximately one in 50,000 births, and the majority do not survive (they are stillborn).
Medicine: Viability of Twins. Â¶About one confinement in every hundred produces twins. The U. S. currently contains almost 4,000,000 twinsâ600,000 male pairs, 625,000 female pairs, 635,000 mixed pairs. For some reason which biologists are trying to fathom mixed twins predominate at birth. Â¶ A pair of male twins may expect to live jointly until the age of 46, mixed twins until the age of 48, female twins until the age of 50.