Nearly 4 million people 65 years and older had a mental disability in 1997 (3,912,000, or 12.2% of the population 65 years and over). There were 203,000 with a mental disability alone (0.6%), 137,000 with a mental and communication disability (0.4%), 1,403,000 with a mental and physical disability (4.4%), and 2,168,000 with a disability in all three domains (6.8%). The SIPP category of mental disability includes people with mental retardation, learning disabilities, and dementias ‹ groups that are not generally included in the data reported in this chartbook.
Source: McNeil (2001)
Surveys: SIPP, 1997