Table 2:

Distributions of all study variables by disability type, 2005–2017 National Vital Statistics System US Multiple Cause of Death mortality data

	No intellectual or developmental disability		Intellectual disability		Down syndrome		Cerebral palsy
	% or M(SD)	N	% or M(SD)	N	% or M(SD)	N	% or M(SD)	N
Age at death M(SD)	73.99 (16.51)	32,680,964	59.34 (16.53)	26,890	54.93 (11.37)	23,849	49.76 (19.81)	30,408
Race-ethnicity
White	79.87	26,103,567	79.97	21,505	83.93	20,016	75.55	22,972
Black	11.47	3,748,069	12.72	3,421	8.03	1,914	14.02	4,264
American Indian	0.60	196,488	0.61	163	0.45	108	0.88	269
Asian or Pacific Islander	2.14	698,805	1.21	325	1.19	284	1.42	431
Hispanic	5.92	1,934,035	5.49	1,476	6.40	1,527	8.13	2,472
Sex
Female	49.95	16,323,769	45.54	12,246	48.53	11,575	44.95	13,668
Male	50.05	16,357,195	54.46	14,644	51.47	12,274	55.05	16,740
Year M(SD)	2011.18 (3.76)	32,680,964	2010.45 (3.60)	26,890	2011.25 (3.77)	23,849	2011.60 (3.75)	30,408

Note: Disability type are not mutually exclusive. M = Mean. SD = Standard deviation.

Individuals identified as Hispanic are reported only in the Hispanic race-ethnicity category.