Youth cohort size and suicide rates.
Youth suicide rates by state in 1970 were positively associated with their proportion in the population but not in 1989. Changes in the youth suicide rate over the 20-yr. period were not associated positively with changes in their cohort size.
Lester
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Psychology Program, Richard Stockton College of New Jersey, Pomona 08240-0195, USA.
D000293:Adolescent; D003430:Cross-Sectional Studies; D005260:Female; D006801:Humans; D015994:Incidence; D008297:Male; D011156:Population Density; D013405:Suicide / Q000706:statistics & numerical data*; D014481:United States / Q000453:epidemiology