Robert Wood Johnson Foundation Employer Health Insurance Survey
Study Number	S07_93
Background of Dataset
Purpose of the Data Set	To investigate barriers to the provision of employer-sponsored health insurance coverage and to describe health plans offerred by employers.
Criteria(s) for Inclusion/Exclusion	Excluded self-employed persons with no employees, and public employers in some states.
Age Range Included	N/A
Method(s) of Data Gathering	Survey of employers, including those that do and do not offer health insurance to their employees.
Sampling Frame/Design	Probability sample of employers in 10 selected states.
Limitation(s) of Study
Year(s) Available	1993
Number of Observations	22,890 firms.
Unit of Observation	Either firm or health plan, depending upon the type of data.
Publisher(s)	Robert Wood Johnson Foundation
Contact Information/Web Address	http://www.icpsr.umich.edu/
Condition of Use	Available to the public
Contents of Database
Key Linking Variables
•Patient identifier	N/A
•Physician identifier	N/A
•Health facility identifier	N/A
•Geographic identifier	State
•Other identifier	Can link plan data to employer data
Demographics Information
•Sex	Yes, for empoyees
•Race	Yes, for employees
•Geographic location	State
•Income	Yes: employees wages
•Education	No
•Employment status	Yes, for employees: hours worked
•Others
Access/Utilization Information
Health Insurance Information	For empoyees of each firm
•Insurance status	Yes
•Insurance type	Yes
•Other information	Details of health insurance benefits
Health Care Utilization	N/A
Health Care Facility Information	N/A
Physician Information	N/A
Cost/Expenditure Information	N/A
Other Information
•Firm characteristics: for example, number of employees, seasonal employees, union membership, type of business.