The incidence, causes, and secular trends of head trauma in Olmsted County, Minnesota, 1935-1974.

@article{Annegers1980TheIC,
  title={The incidence, causes, and secular trends of head trauma in Olmsted County, Minnesota, 1935-1974.},
  author={John F. Annegers and J D Grabow and Leonard T. Kurland and Edward R. Laws},
  journal={Neurology},
  year={1980},
  volume={30 9},
  pages={912-9}
}
Records in the Mayo Clinic linkage system were reviewed to determine the incidence of head trauma in Olmsted County, Minnesota, from 1935-1974. Minimum criteria for inclusion--loss of consciousness, posttraumatic amnesia, or skull fracture--were met by 3587 cases. During the decade from 1965-1974, the age-adjusted incidence rates per 100,000 population were 270 in males and 116 in females. The rate was highest--658--in males aged 15 to 24, but it was at least 50 in all age and sex groups. Major… CONTINUE READING
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