Variable | Birth Cohort n (%) | All ASD n (%) | ASD-ID n (%) | ASD+ID n (%) | All ID n (%) |
---|---|---|---|---|---|
Total | 11809 (100.00) | 561 (100.00) | 330 (100.00) | 231 (100.00) | 1028 (100.00) |
Sex | Â | Â | Â | Â | Â |
Male | 6073 (51.43) | 464 (82.71) | 279 (84.55) | 185 (80.09) | 665 (64.69) |
Female | 5736 (48.57) | 97 (17.29) | 51 (15.45) | 46 (19.91) | 363 (35.31) |
Year of Birth | Â | Â | Â | Â | Â |
1994 | 2727 (23.09) | 87 (15.51) | 49 (14.85) | 38 (16.45) | 224 (21.79) |
1996 | 2825 (23.92) | 119 (21.21) | 66 (20.00) | 53 (22.94) | 266 (25.88) |
1998 | 2958 (25.05) | 151 (26.92) | 86 (26.06) | 65 (28.14) | 254 (24.71) |
2000 | 3299 (27.94) | 204 (36.36) | 129 (39.09) | 75 (32.47) | 284 (27.63) |
Maternal Age at Birth | Â | Â | Â | Â | Â |
Under 25 | 4984 (42.21) | 184 (32.80) | 89 (26.97) | 95 (41.13) | 460 (44.75) |
25-35 | 5435 (46.02) | 281 (50.09) | 184 (55.76) | 97 (41.99) | 465 (45.23) |
Over 35 | 1388 (11.75) | 96 (17.11) | 57 (17.27) | 39 (16.88) | 103 (10.02) |
Missing | 2 (0.02) | 0 (0.00) | 0 (0.00) | 0 (0.00) | 0 (0.00) |
Maternal Race | Â | Â | Â | Â | Â |
White | 8148 (69.00) | 368 (65.6) | 238 (72.12) | 130 (56.28) | 519 (50.49) |
Other | 3661 (31.00) | 193 (34.4) | 92 (27.88) | 101 (43.72) | 509 (49.51) |
Maternal Educational Attainment | Â | Â | Â | Â | Â |
Less than High School | 2553 (21.62) | 76 (13.55) | 29 (8.79) | 47 (20.35) | 377 (36.67) |
High School | 3424 (29.00) | 149 (26.56) | 66 (20.00) | 83 (35.93) | 372 (36.19) |
Some College | 2472 (20.93) | 126 (22.46) | 77 (23.33) | 49 (21.21) | 144 (14.01) |
College or More | 3341 (28.29) | 208 (37.08) | 157 (47.58) | 51 (22.08) | 134 (13.04) |
Missing | 19 (0.16) | 2 (0.36) | 1 (0.30) | 1 (0.43) | 1 (0.10) |
Maternal Tobacco Use During Pregnancy | Â | Â | Â | Â | Â |
Yes | 1647 (13.95) | 67 (11.94) | 38 (11.52) | 29 (12.55) | 208 (20.23) |
No | 10150 (85.95) | 493 (87.88) | 292 (88.48) | 201 (87.01) | 819 (79.67) |
Missing | 12 (0.10) | 1 (0.18) | 0 (0.00) | 1 (0.43) | 1 (0.10) |
Plurality | Â | Â | Â | Â | Â |
Yes | 353 (2.99) | 23 (4.10) | 14 (4.24) | 9 (3.90) | 54 (5.25) |
No | 11456 (97.01) | 538 (95.90) | 316 (95.76) | 222 (96.10) | 974 (94.75) |