| ACGIH® |
American Conference of Governmental Industrial Hygienists |
| AOEC |
Association of Occupational and Environmental Clinics |
| BEI |
Biological Exposure Index |
| BLS |
Bureau of Labor Statistics |
| BoC |
Bureau of the Census |
| CDC |
Centers for Disease Control and Prevention |
| CFR |
Code of Federal Regulations |
| CI |
Confidence interval |
| CIC |
Census Industry Code |
| cm |
centimeter |
| COC |
Census Occupation Code |
| COPD |
Chronic obstructive pulmonary disease |
| CWP |
Coal workers' pneumoconiosis |
| CWXSP |
Coal Workers' X-ray Surveillance Program |
| CWHSP |
Coal Workers' Health Surveillance Program |
| CXR |
Chest x-ray |
| DFR |
Doctor's First Report |
| DHHS |
Department of Health and Human Services |
| DOL |
Department of Labor |
| DRDS |
Division of Respiratory Disease Studies |
| ECWHSP |
Enhanced Coal Workers' Health Surveillance Program |
| f/cc |
fibers per cubic centimeter |
| FIPS |
Federal Information Processing Standards |
| FEV1 |
Forced expiratory volume in one second |
| GM |
Geometric mean |
| HCFA |
Health Care Financing Administration |
| ICD |
International Classification of Diseases |
| ID |
Identification number |
| ILO |
International Labor Office |
| IMIS |
Integrated Management Information System |
| LCL |
Lower confidence limit |
| LIMS |
Laboratory Information Management System |
| MQC |
Minimum quantifiable concentration |
| µm |
micrometer |
| µg/m3 |
micrograms per cubic meter |
| mg/m3 |
milligrams per cubic meter |
| MMWR |
Morbidity and Mortality Weekly Report |
| MNMD |
Metal/nonmetal mine data |
| mppcf |
millions of particles per cubic foot |
| MRE |
Mining Research Establishment |
| MSHA |
Mine Safety and Health Administration |
| NAICS |
North American Industry Classification |
| NCHS |
National Center for Health Statistics |
| n.e.c. |
not elsewhere classified |
| NHANES |
National Health and Nutrition Examination Survey |
| NHDS |
National Hospital Discharge Survey |
| NHIS |
National Health Interview Survey |
| NIOSH |
National Institute for Occupational Safety and Health |
| NORA |
National Occupational Research Agenda |
| NORMS |
National Occupational Respiratory Mortality System |
| n.o.s. |
not otherwise specified |
| OA |
Occupational asthma |
| OIS |
OSHA Information System |
| OSHA |
Occupational Safety and Health Administration |
| PEFR |
Peak expiratory flow rate |
| PEL |
Permissible exposure limit |
| PHS |
Public Health Service |
| PMF |
Progressive massive fibrosis |
| PMR |
Proportionate mortality ratio |
| PVC |
Polyvinyl chloride |
| REL |
Recommended exposure limit (NIOSH) |
| RADS |
Reactive airways dysfunction syndrome |
| RHD |
Respiratory Health Division |
| SIC |
Standard Industrial Classification |
| SSA |
Social Security Administration |
| SENSOR |
Sentinel Event Notification Systems for Occupational Risks |
| SLCTC |
Salt Lake City Technical Center |
| SOP |
Standard operating procedure |
| TLV® |
Threshold Limit Value |
| TWA |
Time-weighted average |
| UCL |
Upper confidence limit |
| WOHL |
Wisconsin Occupational Health Laboratory |
| eWoRLD |
Work-Related Lung Disease Surveillance System |
| WoRLD |
Work-Related Lung Disease |
| WRA |
Work-related asthma |
| YPLL |
Years of potential life lost |
