Figure 2-192. Number of deaths of U.S. residents aged 15 or older with silicosis recorded as an underlying or contributing cause on the death certificate, 1968-1999.The number of silicosis deaths declined sharply from 1,157 deaths in 1968 to 187 deaths in 1990. Silicosis was listed as the underlying cause of death in nearly half of all silicosis deaths from 1990 to 1999.
(Source: NIOSH [2002f].)
