Characteristic | Both Prenatal and Early Childhood Exposure (N = 831) | Unexposed (N = 547) | ||
---|---|---|---|---|
 | n | % | n | % |
Year of birth | Â | Â | Â | Â |
   1969-1974 | 166 | 20.0 | 131 | 23.9 |
   1975-1980 | 435 | 52.3 | 288 | 52.7 |
   1981-1983 | 230 | 27.7 | 128 | 23.4 |
Current age (n, mean, sd) | 831 | 29.2 (3.6) | 547 | 29.6 (3.8) |
Gender | Â | Â | Â | Â |
   Male | 331 | 39.8 | 216 | 39.5 |
   Female | 500 | 60.2 | 331 | 60.5 |
% White race | 818 | 98.4 | 539 | 98.5 |
Current Educational Level | Â | Â | Â | Â |
High school graduate or less | 128 | 15.4 | 67 | 12.2 |
   Some college | 192 | 23.1 | 144 | 26.3 |
Four year college grad or higher | 510 | 61.4 | 335 | 61.2 |
   Missing | 1 | 0.1 | 1 | 0.2 |
Currently Employed | Â | Â | Â | Â |
   Yes | 719 | 86.5 | 487 | 89.0 |
   No | 92 | 11.1 | 54 | 9.9 |
   Missing | 20 | 2.4 | 6 | 1.1 |
Current marital status | Â | Â | Â | Â |
   Single | 272 | 32.7 | 157 | 28.7 |
   Married or cohabitating | 536 | 64.5 | 371 | 67.8 |
   Other | 19 | 2.3 | 12 | 2.2 |
   Missing | 4 | 0.5 | 7 | 1.3 |
History of chronic illness | Â | Â | Â | Â |
   Yes | 111 | 13.4 | 73 | 13.3 |
   No | 644 | 77.5 | 430 | 78.6 |
   Missing | 76 | 9.1 | 44 | 8.0 |
Ever had job with solvent exposure | Â | Â | Â | Â |
   Yes | 123 | 14.8 | 71 | 13.0 |
   No | 687 | 82.7 | 461 | 84.3 |
   Missing | 21 | 2.5 | 15 | 2.7 |
Ever had hobby with solvent exposure | Â | Â | Â | Â |
   Yes | 700 | 84.2 | 462 | 84.5 |
   No | 124 | 14.9 | 79 | 14.4 |
   Missing | 7 | 0.8 | 6 | 1.1 |
Mother's age at subject's birth (n, mean (sd)) | 831 | 27.2 (4.7) | 547 | 27.5 (4.4) |
Father's age at subject's birth (n, mean (sd)) | 831 | 29.8 (5.7) | 547 | 29.8 (5.3) |
Mother's educational level at subject's birth | Â | Â | Â | Â |
High school graduate or less | 327 | 39.4 | 178 | 32.5 |
   Some college | 243 | 29.2 | 188 | 34.4 |
Four year college grad or higher | 260 | 31.3 | 180 | 32.9 |
   Missing | 1 | 0.1 | 1 | 0.2 |
Father's occupation at subject's birth | Â | Â | Â | Â |
   White collar | 420 | 50.5 | 257 | 47.0 |
   Blue collar | 275 | 33.1 | 170 | 31.1 |
   Other | 126 | 15.2 | 112 | 20.5 |
   Missing | 10 | 1.2 | 8 | 1.5 |
Mother received prenatal care during subject's gestation | Â | Â | Â | Â |
   Yes | 794 | 95.5 | 520 | 95.1 |
   No | 4 | 0.5 | 0 | 0.0 |
   Missing | 33 | 4.0 | 27 | 4.9 |
Mother smoked cigarettes during subject's gestation | Â | Â | Â | Â |
   11+ cigarettes a day | 108 | 13.0 | 59 | 10.8 |
10 or fewer cigarettes a day | 74 | 8.9 | 54 | 9.9 |
   None | 483 | 58.1 | 330 | 60.3 |
   Missing | 166 | 20.0 | 104 | 19.0 |
Mother consumed alcohol during subject's gestation | Â | Â | Â | Â |
   1+ drinks a week | 109 | 13.1 | 76 | 13.9 |
   1-3 drinks a month | 193 | 23.2 | 125 | 22.9 |
   None | 361 | 43.4 | 242 | 44.2 |
   Missing | 168 | 20.2 | 104 | 19.0 |
Mother smoked marijuana during subject's gestation | Â | Â | Â | Â |
   Yes | 25 | 3.0 | 18 | 3.3 |
   No | 640 | 77.0 | 420 | 76.8 |
   Missing | 166 | 20.0 | 109 | 19.9 |
Mother had medical and obstetrical complications during subject's gestation | Â | Â | Â | Â |
   Yes | 122 | 14.7 | 108 | 19.7 |
   No | 536 | 64.5 | 331 | 60.5 |
   Missing | 173 | 20.8 | 108 | 19.7 |
Mother had occupational exposure to solvents | Â | Â | Â | Â |
   Yes | 76 | 9.1 | 51 | 9.3 |
   No | 573 | 69.0 | 381 | 69.7 |
   Missing | 182 | 21.9 | 115 | 21.0 |
Subject's birth weight (n, mean, sd) | 823 | 3,443 (506) | 499 | 3,414 (534) |
Subject's gestational age (n, mean, sd) | 790 | 40.1 (2.5) | 516 | 39.9 (2.4) |
Multiple Pregnancy | 21 | 2.5 | 20 | 3.7 |
Subject was breast fed | Â | Â | Â | Â |
   Yes | 406 | 48.9 | 299 | 54.7 |
   No | 254 | 30.6 | 140 | 25.6 |
   Missing | 171 | 20.6 | 108 | 19.7 |
Number of older siblings | Â | Â | Â | Â |
   0 | 350 | 42.1 | 262 | 47.9 |
   1 | 287 | 34.5 | 163 | 29.8 |
   2+ | 193 | 23.2 | 119 | 21.8 |
   Missing | 1 | 0.1 | 3 | 0.5 |
Sibling died | 16 | 1.9 | 15 | 2.7 |
Parent(s) divorced, separated, or died after subject's birth | 51 | 6.1 | 32 | 5.9 |
Family history of schizophrenia | Â | Â | Â | Â |
   Yes | 10 | 1.2 | 4 | 0.7 |
   No | 800 | 96.3 | 536 | 98.0 |
   Missing | 21 | 2.5 | 7 | 1.3 |
Family history of post-traumatic stress disorder | Â | Â | Â | Â |
   Yes | 48 | 5.8 | 31 | 5.7 |
   No | 741 | 89.2 | 500 | 91.4 |
   Missing | 42 | 5.1 | 16 | 2.9 |
Family history of bipolar disorder | Â | Â | Â | Â |
   Yes | 66 | 7.9 | 39 | 7.1 |
   No | 727 | 87.5 | 497 | 90.9 |
Missing | 38 | 4.6 | 11 | 2.0 |
Family history of depression | Â | Â | Â | Â |
   Yes | 323 | 38.9 | 199 | 36.4 |
   No | 458 | 55.1 | 321 | 58.7 |
   Missing | 50 | 6.0 | 27 | 4.9 |