Injury Data

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The following tables and charts are generated by L&I Research and Data Services staff. They show the numbers and costs of injuries for claims with various characteristics such as injury type, occupation, firm risk class and experience factor.

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L&I and Self-Insured Workers' Compensation Claims

2003-2007 — Claims filed:

• Year, Status, and Liability (47 KB XLS)
• Year and Liability (Accepted status only) (24 KB XLS)

L&I Workers' Compensation Claims

Accepted status only. Excludes claims filed with self-insured employers.

2003-2007 - Claims filed: Number of claims and incurred costs by:

• Accident Type (164 KB XLS)
• Body Part Injured (45 KB XLS)
• Injury Nature (160 KB XLS)
• Injury Source (186 KB XLS)
• Occupation (297 KB XLS)
• Occupation and Accident Type (1,841 KB XLS)
• Occupation and Injury Nature (1,658KB XLS)
• Occupational and Injury Source (3,275 KB XLS)
• Most frequent injuries (103 KB XLS)
• Risk Class (298 KB XLS)

Experience factors, number of firms and claim frequencies

North American Industrial Classification System

• 2007 North American Industry Classification System (NAICS) (448 KB XLS)
• 2006 North American Industry Classification System (NAICS) (442 KB XLS)
• 2005 North American Industry Classification System (NAICS) (488 KB XLS)

Standard Industrial Classification

• 2007 Standard Industrial Classification (SIC) (375 KB XLS)
• 2006 Standard Industrial Classification (SIC) (353 KB XLS)
• 2005 Standard Industrial Classification (SIC) (417 KB XLS)

Go to our Injury Data Q/A page, to see questions and answers about these reports.

Caution: There are many differences between the data in these tables and data in the Bureau of Labor Statistics Information (BLSI) survey. Do not attempt to combine or compare this data.

Research reports

• Return-to-work study report (218 KB PDF) - A report on the return-to-work success measures for 1998 to 2000.
• Return-to-work study report (425 KB PDF) - A report on the return-to-work success measures for 1997 to 1998.
• Literature review, aging workforce, December 2005 (91 KB PDF).
• The Aging Workforce in Washington State: Impacts and Implications for Workers' Compensation, Second Edition, November 2007 (171 KB PDF).
• Employer Reporting Project Survey of Reasons for Delayed Reporting of Claims, Fall 2006 (51 KB PDF).
• Survey of Injured Workers: Claim Suppression and Direction of Care, June 2007 (532 KB PDF).