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Results of Tuberculosis Surveys
Seventy-seven war industries in eleven different states were surveyed by the eight 35 mm. photofluorographic units operating in industry prior to February 1, according to the Office of Tuberculosis Control of the United States Public Health Service. A total of 194,896 individuals were x-rayed. Tabulations on results of the x-ray examination are available for 125,190 people. Of these, 1,631, or 1.3 per cent, were found to have significant pulmonary tuberculosis. The distribution of the positive cases by stage of the disease was as follows: 874, or 53.6 per cent, minimal; 707, or 43.3 per cent, moderately advanced, and 50, or 3.1 per cent, far advanced. In the District of Columbia 28,098 government workers have been x-rayed. Exactly 300 cases (1.1 per cent) of pulmonary tuberculosis have been discovered. Of these 182 (60.7 per cent) were minimal, 106 (35.3 per cent) moderately advanced and 12 (4.0 per
Government Services. JAMA. 1943;121(16):1298. doi:10.1001/jama.1943.02840160048016