Table 4.
Demographic variables among the ASD group and ID-only group in the 2010 to 2011 NCI sample of adults aged 30-59 years
| Demographic variables |
ASD groupa |
ID-only groupb |
|---|---|---|
| (n = 298), number (%) | (n = 3,963), number (%) | |
|
Age |
|
|
| 30 to 39 years |
148 (50) |
1,291 (33) |
| 40 to 49 years |
100 (34) |
1,473 (37) |
| 50 to 59 years |
50 (17) |
1,199 (30) |
| Missing data |
0 |
0 |
|
Gender |
|
|
| Female |
74 (25) |
1,825 (46) |
| Male |
224 (75) |
2,137 (54) |
| Missing data |
0 |
1 |
|
Race/ethnicity |
|
|
| White, non-hispanic |
224 (75) |
3,009 (77) |
| Black, non-hispanic |
51 (17) |
738 (19) |
| Hispanic |
14 (5) |
128 (3) |
| Asian |
4 (1) |
20 (1) |
| American Indian |
1 (0) |
32 (1) |
| Other |
3 (1) |
17 (0) |
| Missing data |
1 |
19 |
|
Marital Status |
|
|
| Single, never married |
296 (99) |
3,711 (94) |
| Single, married in the past |
2 (1) |
131 (3) |
| Married |
0 (0) |
97 (2) |
| Missing data |
0 |
24 |
|
Level of ID |
|
|
| Mild |
76 (31) |
1,692 (47) |
| Moderate |
85 (34) |
1,266 (35) |
| Severe |
87 (35) |
637 (18) |
| Missing data |
50 |
368 |
|
Primary language |
|
|
| English |
282 (96) |
3,880 (98) |
| Other |
12 (4) |
67 (2) |
| Missing data |
4 |
16 |
|
Primary means of expression |
|
|
| Spoken |
161 (55) |
3,387 (86) |
| Gesture/body language |
107 (36) |
443 (11) |
| Sign language/finger spelling |
18 (6) |
62 (2) |
| Communication aid/device |
3 (1) |
21 (1) |
| Other |
6 (2) |
22 (1) |
| Missing data | 3 | 28 |
aASD group: diagnosis of intellectual disability (ID) and autism spectrum disorder (ASD); bID-only group: diagnosis of ID but no diagnosis of ASD. NCI, National Core Indicators.