The expected storm of the prevailing pandemic infection broke suddenly on the Eighth Division, U. S. Army, Camp Fremont, Calif., Oct. 8, 1918, and during the next six weeks, 2,418 patients suffering from respiratory diseases were admitted to the base hospital. In addition, many soldiers having more or less mild infections were cared for in the various camp infirmaries in order to avoid overcrowding in the base hospital. Altogether there were, at a conservative estimate, 3,000 cases.
Pneumonia was diagnosed in 408 cases, an incidence of nearly 14 per cent. We know now, however, that there were many cases of pneumonia that were diagnosed as bronchitis, and that the true incidence of pneumonia was greater than that indicated.
Of the 408 patients with pneumonia diagnosed, 147 died, a mortality of 36 per cent. for the pneumonia series and about 5 per cent. for the epidemic. No deaths occurred without a
BREM WV, BOLLING GE, CASPER EJ. PANDEMIC "INFLUENZA" AND SECONDARY PNEUMONIA AT CAMP FREMONT, CALIF.. JAMA. 1918;71(26):2138-2144. doi:10.1001/jama.1918.26020520007010b