APF Assigned Protection Factor

APR Air-purifying respirator

ARTBA American Road and Transportation Builders Association

ASR Air-supplied respirator

BCST Board on Chemical Sciences and Technology

BLS Bureau of Labor Statistics

BRAC Business Research Advisory Council

CATI Computer-assisted telephone interview Computer-assisted telephone interviewComputer-assisted telephone interview

CBRN Chemical, biological, radiological, andChemical, biological, radiological, and nuclear

CDC Centers for Disease Control and Prevention

CNSTAT Committee on National StatisticsCommittee on National Statistics

COPPE Committee on Personal Protective EquipmentCommittee on Personal Protective Equipment

CV Coefficient of variation

D&B Dun and Bradstreet

DHHS U.S. Department of Health and Human Services

DOL U.S. Department of Labor

DRDS Division of Respiratory Disease StudiesDivision of Respiratory Disease Studies

DSS Data Service Solutions

ESLI End-of-service-life indicatorEnd-of-service-life indicator

FFFIPP Fire Fighter Fatality Investigation and Prevention Program

GPRA Government Performance and Results ActGovernment Performance and Results Act

IAA Interagency AgreementInteragency Agreement

IAFF International Association of Fire FightersInternational Association of Fire Fighters

IMIS Integrated Management Information SystemIntegrated Management Information System

LDB Longitudinal Data BaseLongitudinal Data Base

LRAC Labor Research Advisory Council

LWDC Lost workday case Lost workday caseLost workday case

MAR Missing at random

MEPS Medical Expenditure Panel Survey

MSH Mine Safety and Health

MSHA Mine Safety and Health Administration

NAICS North American Industry ClassificationNorth American Industry Classification System

NEISS National Electronic Injury SurveillanceNational Electronic Injury Surveillance System

NEWS National Exposure at Work SurveyNational Exposure at Work Survey

NFPA National Fire Protective AssociationNational Fire Protective Association

NHANES National Health and Nutrition ExaminationNational Health and Nutrition Examination Survey

NHIS National Health Interview Survey

NIOSH National Institute for Occupational Safety and Health

NOES National Occupational Exposure SurveyNational Occupational Exposure Survey

NOHS National Occupational Hazard SurveyNational Occupational Hazard Survey

NOHSM National Occupational Health Survey ofNational Occupational Health Survey of Mining

NORA National Occupational Research AgendaNational Occupational Research Agenda

NORC National Opinion Research CenterNational Opinion Research Center

NPPTL National Personal Protective Technology Laboratory

OMB Office of Management and BudgetOffice of Management and Budget

O*NET Occupation Information NetworkOccupation Information Network

OSH Occupational Safety and Health

OSHA Occupational Safety and Health Administration

PART Performance Assessment Rating Tool

PASS Personal alert safety system

PEL Permissible Exposure Limit Permissible Exposure LimitPermissible Exposure Limit

PPE Personal protective equipment

PPS Probability proportional to size

PPT Personal protective technology Personal protective technologyPersonal protective technology

QCEW Quarterly Census of Employment Quarterly Census of EmploymentQuarterly Census of Employment

R2P Research to practice Research to practiceResearch to practice

RSE Relative standard error Relative standard errorRelative standard error

SAR Supplied-air respirator Supplied-air respiratorSupplied-air respirator

SCBA Self-contained breathing apparatus Self-contained breathing apparatusSelf-contained breathing apparatus

SENSOR Sentinel Event Notification System forSentinel Event Notification System for Occupational Risks

SIC Standard Industrial ClassificationStandard Industrial Classification

SLAITS State and Local Area Integrated TelephoneState and Local Area Integrated Telephone Survey

SMG Statistical Methodology GroupStatistical Methodology Group

SOII Survey of Occupational Injuries and IllnessesSurvey of Occupational Injuries and Illnesses

SRUP Survey of Respirator Use and Practice

SUE Sample Unit Extract

TEI Target Estimation Industry Target Estimation IndustryTarget Estimation Industry

TIL Total inward leakage Total inward leakageTotal inward leakage

TLV Threshold Limit Value Threshold Limit ValueThreshold Limit Value

UDB Universe Database Universe DatabaseUniverse Database

UI Unemployment insurance Unemployment insuranceUnemployment insurance

WHASS Workplace Health and Safety SurveyWorkplace Health and Safety Survey