Table 1 Individual-level characteristics of study sample, Raleigh crime report area, 1999–2001*
| Â | Â | NH White N (%) | NH Black N (%) | % PTB | % LBW | PR** (95% CI) |
|---|---|---|---|---|---|---|
Preterm birth | Â | 471 (6.7) | 539 (12.8) | 8.7 | 70.6 | 1.91 (1.69, 2.15) |
Low birth weight | Â | 308 (4.4) | 485 (11.5) | 70.6 | 6.9 | 2.49 (2.17, 2.87) |
(column percent) Individual-level maternal characteristics | ||||||
Marital status | Â | Â | Â | Â | Â | Â |
| Â | Married | 6611 (89.7) | 1815 (41.5) | 7.3 | 5.2 | 0.46 (0.44, 0.48) |
| Â | Not married | 761 (10.3) | 2562 (58.5) | 11.8 | 10.6 | 5.70 (5.30, 6.12) |
Maternal age | Â | Â | Â | Â | Â | Â |
| Â | < 20 years | 210 (2.9) | 555 (12.7) | 9.7 | 9.9 | 4.45 (3.81, 5.19) |
|  | 20–24 years | 772 (10.5) | 1344 (30.7) | 9.4 | 8.2 | 3.11 (2.87, 3.38) |
|  | 25–29 years | 2000 (27.1) | 1155 (27.4) | 8.7 | 6.1 | 0.97 (0.91, 1.03) |
|  | 30–34 years | 2798 (38.0) | 823 (18.8) | 7.5 | 5.8 | 0.50 (0.46, 0.53) |
| Â | 35+ years | 1592 (21.6) | 500 (11.4) | 9.3 | 6.8 | 0.53 (0.48, 0.58) |
Maternal education | Â | Â | Â | Â | Â | Â |
| Â | < 12 years | 309 (4.2) | 794 (18.2) | 10.3 | 8.6 | 4.33 (3.82, 4.91) |
| Â | 12 years | 936 (12.7) | 1350 (30.9) | 10.6 | 9.2 | 2.43 (2.26, 2.62) |
| Â | > 12 years | 6110 (83.1) | 2219 (50.9) | 7.6 | 5.6 | 0.61 (0.59, 0.63) |