(weighted percent, standard error, sample size)
NOTE: Each table contains the weighted percent or weighted mean, the standard error, and the sample size. Estimates must be based on a sample > 30 and the coefficient of variation should be less than 30 percent. Samples smaller than 30 are shaded and cells with a coefficient of variation greater than 30 percent are italicized. Individual significance tests were conducted comparing the elderly with disabilities to 1. Persons with disabilities aged 25-64, 2. Persons with disabilities < 25 years and 3. Persons without disabilities aged 65 years and older. Significant differences at p < .05 are in bold.
SOURCE: U.S. Department of Transportation, Bureau of Transportation Statistics, 2002 National Transportation Availability and Use Survey