<p>A K. Bahn, M. Conwell, and P. Hurley, »Survey of Psychiatric Practice« Archives of General Psychiatry, vol. 12 (1965). This data was collected in New York, Washington, D.C., Wisconsin, Kentucky, and California.</p>
<p>A fascinating and predictable finding in this study was that men with low incomes and females with high incomes reported the highest rate of fainting.</p>
<p>»Selected Symptoms of Psychological Distress« U.S. Department of Health, Education and Welfare. Public Health Services, Health Services, and Mental Health Administration. This study is based on data collected in 1960-1962 from a probability sample of 7,710 persons selected to represent the 111 million adults in the U.S. noninstitutional population, aged 18-79.</p>