This article is only available in the PDF format. Download the PDF to view the article, as well as its associated figures and tables.
Over a period of four months, from Oct. 22, 1929, to Feb. 23, 1930, 100 patients with smallpox were quarantined. The ages of the patients ranged from 4 weeks to 87 years. The average age in this series of cases was 30 years. Twenty-nine of those under quarantine were school children, the average age being 10 years.
Of the 100 patients, only six had been previously vaccinated. One of these was a woman, aged 60, who had two vaccination scars, the last one dating back forty-seven years. This patient had a relatively mild type of the disease, less than a dozen pustules developing, and scarcely any prodromal symptoms preceding the eruption. On the other hand, a man, aged 44, a laborer, had a well defined eruption with many pustules, although he had been successfully vaccinated about eight years previously. A modified type of eruption was noted in a man, aged
Rhodes TW. OBSERVATIONS IN ONE HUNDRED CASES OF SMALLPOX. JAMA. 1930;94(18):1397. doi:10.1001/jama.1930.27120440003011b