Silicosis: Primary occupations associated with silica exposure of silicosis cases—California, 2000-2002
COC - 1990 Census Occupational Code
Note: Percentages may not sum to 100% due to rounding. See Appendix for information about data source and methods.
Source: Provisional Sentinel Event Notification Systems for Occupational Risks surveillance data as of December 2006, reported by R Harrison and F Reinisch.
Reference Number: 2007T03-15b
Date Posted: June 2008