Epidemiology

The average number of deaths from silicosis in the US is just over 100 per year. National Institute for Occupational Safety and Health: silicosis and related exposures external link opens in a new window Among Medicare beneficiaries, the average annual number of prevalent cases ranges between 3260 and 7105.[2] The incidence of silicosis appears to be decreasing in Great Britain and the United States.[3][4] For coal workers' pneumoconiosis, there has been an average of just under 500 deaths per year in the US since 2005. National Institute for Occupational Safety and Health: coal workers' pneumoconiosis and related exposures external link opens in a new window Although the number of deaths has been decreasing, the prevalence of coal workers’ pneumoconiosis, advanced coal workers’ pneumoconiosis, and lung transplants for coal workers’ pneumoconiosis has been increasing in the US since the 1990s.[5][6] Increase in the occurence of coal workers' pneumoconiosis has also been seen in Australia.[7] These data are not available for chronic beryllium disease, because the pertinent WHO International Classification of Diseases code includes other types of pneumoconiosis. With the development of a blood test to determine sensitisation to beryllium in the 1980s, there has been increased recognition of the condition.[8]

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