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Silicosis: Primary occupations (2000 COC) associated with silica exposure of silicosis cases—Michigan, New Jersey, 1993–2011

Occupation (2000 COC)MichiganNew JerseyTotal
NumberPercentNumberPercentNumberPercent
Management (022)    –       –    1     0.4    1     0.1
Architecture and engineering (136, 145, 150, 154, 155)    3     0.5    4     1.7    7     0.8
Life, physical, and social services (172, 192)    2     0.3    –       –    2     0.2
Healthcare practitioners and technical (313)    1     0.2    –       –    1     0.1
Protective service (374)    1     0.2    –       –    1     0.1
Building and grounds cleaning and maintenance (422, 425)   10     1.5    2     0.8  12     1.3
Office and administrative support (561, 562, 586)    3     0.5    2     0.8    5     0.6
Farming, forestry, and fishing (605)    1     0.2    2     0.8    3     0.3
Construction and extraction 106   15.9   82   34.6 188   20.8
Construction laborers (626)   40     6.0   20     8.4   60     6.6
Other extraction workers (694)   13     2.0   17     7.2   30     3.3
Brickmasons, blockmasons, and stonemasons (622)   22     3.3    6     2.5   28     3.1
Operating engineers and other construction equipment operators (632)    6     0.9    4     1.7   10     1.1
Cement masons, concrete finishers, and terrazzo workers (625)    7     1.1    –       –    7     0.8
Electricians (635)    4     0.6    3     1.3    7     0.8
First-line supervisors/managers of construction trades and extraction workers (620)    1     0.2    5     2.1    6     0.7
Carpet, floor, and tile installers and finishers (624)    3     0.5    3     1.3    6     0.7
Earth drillers, except oil and gas (682)    –       –    5     2.1    5     0.6
All others within construction and extraction1   10     1.5   19     8.0   29     3.2
Installation, repair, and maintenance   20     3.0   11     4.6   31     3.4
Industrial and refractory machinery mechanics (733)    2     0.3    4     1.7    6     0.7
Millwrights (736)    6     0.9    –       –     6     0.7
Maintenance and repair workers, general (734)    2     0.3    3     1.3    5     0.6
All others within installation, repair, and maintenance2   10     1.5    4     1.7   14     1.6
Production 469   70.4 111   46.8 580   64.2
Production workers, all other (896) 189   28.4    8     3.4 197   21.8
Molders and molding machine setters, operators, and tenders, metal and plastic (810) 112   16.8    3     1.3 115   12.7
Crushing, grinding, polishing, mixing, and blending workers (865)   31     4.7   21     8.9   52     5.8
Grinding, polishing, and buffing machine tool setters, operators, and tenders, metal and plastic (800)   43     6.5    1     0.4   44     4.9
First-line supervisors/managers of production and operating workers (770)   22     3.3    7     3.0   29     3.2
Metal furnace and kiln operators and tenders (804)   25     3.8    1     0.4   26     2.9
Molders, shapers, and casters, except metal and plastic (892)    –       –   21     8.9   21     2.3
Inspectors, testers, sorters, samplers, and weighers (874)   10     1.5    5     2.1   15     1.7
Painting workers (881)    2     0.3   10     4.2   12     1.3
Miscellaneous assemblers and fabricators (775)    3     0.5    8     3.4   11     1.2
Medical, dental, and ophthalmic laboratory technicians (876)    6     0.9    3     1.3    9     1.0
Welding, soldering, and brazing workers (814)    5     0.8    3     1.3    8     0.9
Cleaning, washing, and metal pickling equipment operators and tenders (886)    7     1.1    –       –    7     0.8
Machinists (803)    1     0.2    5     2.1    6     0.7
Metalworkers and plastic workers, all other (822)    –       –    6     2.5    6     0.7
Helpers--production workers (895)    –       –    6     2.5    6     0.7
Tool and die makers (813)    3     0.5    2     0.8    5     0.6
All others within production3   10     1.5    1     0.4   11     1.2
Transportation and material moving   21     3.2   18     7.6   39     4.3
Laborers and freight, stock, and material movers, hand (962)    5     0.8    8     3.4   13     1.4
Crane and tower operators (951)    6     0.9    2     0.8    8     0.9
Driver/sales workers and truck drivers (913)    2     0.3    5     2.1    7     0.8
All others within transportation and material moving4    8     1.2    3     1.3   11     1.2
Unclassifiable   29     4.4    4     1.7   33     3.7
TOTAL 666 100.0 237 100.0 903 100.0

- indicates no cases reported.     COC - Census Occupation Code 
1 All others within construction and extraction include the following 2000 COC codes for major groupings with less than 5 cases: 621, 623, 636, 640, 642, 644, 652, 653, 660, 673, 674, 683, and 684. 
2 All others within installation, repair, and maintenance include the following 2000 COC codes for major groupings with less than 5 cases: 712, 715, 720, 722, 735, 761, and 762.
3 All others within production include the following 2000 COC codes for major groupings with less than 5 cases: 795, 801, 806, 821, 831, 864, and 875.
4 All others within transportation and material moving include the following 2000 COC codes for major groupings with less than 5 cases: 920, 923, 952, 960, 961, 963, and 975.

Note:

Percentages may not sum up to 100% due to rounding.

See Appendix for more information.

Source:

Sentinel surveillance data as of January 2015, reported by K Rosenman, MJ Reilly, and M Yoder (Michigan); M Lumia and K Worthington (New Jersey).

Citation:

NIOSH 2015. Work-Related Lung Disease Surveillance System (eWoRLD). 2015-846 U.S. Department of Health and Human Services, Centers for Disease Control and Prevention, National Institute for Occupational Safety and Health, Respiratory Health Division, Morgantown, WV. Available at: <https://wwwn.cdc.gov/eworld/Data/846> May 24, 2018.

Reference Number: 2015-846

Date Posted: July 2015

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