Selection, follow-up, and analysis in the American Cancer Society prospective studies.
The organization and selection characteristics of the American Cancer Society's prospective studies are reviewed, and problems connected with the follow-up procedures are discussed. Also included are descriptions of some of the features of analysis in cohort studies.
D000368:Aged; D000570:American Cancer Society; D005260:Female; D005500:Follow-Up Studies; D006801:Humans; D008297:Male; D008875:Middle Aged; D009369:Neoplasms / Q000517:prevention & control*; D011446:Prospective Studies; D012107:Research Design; D014481:United States; D014837:Voluntary Health Agencies