Table 4 Maternal and paternal socio-demographic information from the birth certificate
|  | Maternal (N = 200,343) | Paternal (N = 188,334) | ||
|---|---|---|---|---|
Characteristic | N | Mean (SD) or % | N | Mean (SD) or % |
Age, years | 199986 | 30 (6) | 175425 | 32 (6) |
Race/ethnicity | Â | Â | Â | Â |
 White | 151643 | 76.7 % | 146572 | 79.0 % |
 Black | 23144 | 11.7 % | 18487 | 10.0 % |
 Hispanic | 9123 | 4.6 % | 7992 | 4.3 % |
 Asian | 11421 | 5.8 % | 10105 | 5.5 % |
 Other | 2396 | 1.2 % | 2334 | 1.3 % |
Education | Â | Â | Â | Â |
 <12 years | 2433 | 1.2 % | 2070 | 1.1 % |
 12 years | 67141 | 34.0 % | 64515 | 35.1 % |
 13–15 years | 100254 | 50.8 % | 83868 | 45.6 % |
 16+ years | 27672 | 14.0 % | 33489 | 18.2 % |
US born | Â | Â | Â | Â |
 No | 39972 | 20.1 % | 39671 | 21.5 % |
 Yes | 158965 | 79.9 % | 144668 | 78.5 % |