Data are for calendar year 2007.
These data show the the number of beds available in dedicated special care units which fall into the following categories: Alzheimers, AIDS, Hospice, Rehabilitation, Ventilator, and Dialysis. Many nursing facilities offer care to Alzheimer's, AIDS and hospice residents outside of special care units.
The total number of certified nursing facility beds was 1,613,942 in the nursing facilities surveyed in 2007. Many nursing facilities accept residents with special needs but do not maintain separate units for such residents.
For full details about the data and data collection, please refer to the report, "Nursing, Facilities, Staffing, Residents, and Facility Deficiencies, 2001 Through 2007," cited below.

C. Harrington, H. Carrillo, and B. Blank. Merged data from Tables 9 and 10, "Nursing, Facilities, Staffing, Residents, and Facility Deficiencies, 2001 Through 2007," Department of Social and Behavioral Sciences, University of California, San Francisco, accessed September 2008. Available at http://www.pascenter.org. Based on the Online Survey, Certification, and Reporting system (OSCAR), Centers for Medicare and Medicaid Services, U.S. Department of Health and Human Services.