Table 1. Maternal and Child Characteristics of Consortium Study Participants at 4 Community Sites in the United Statesa.
| Midwestern City | Rocky Mountain City | Southeastern Countyb | Pacific Southwestern City | |
|---|---|---|---|---|
| Children | ||||
| Age, mean (SD), mo | 81.8 (4.4) | 83.3 (5.5) | 81.5 (4.3) | 87.5 (6.7) |
| Boys, No. (%) | 186 (51.1) | 132 (50.0) | 190 (50.0) | 418 (51.6) |
| Mothers | ||||
| Current age, mean (SD), y | 35.7 (5.5) | 34.3 (5.8) | 34.9 (5.9) | 36.5 (6.8) |
| Hispanic ethnicity, No. (%) | 15 (3.9) | 8 (3.0) | 78 (20.1) | 486 (60.1) |
| Race, No. (%) | ||||
| White | 347 (91.3) | 232 (87.5) | 283 (74.7) | 668 (82.6) |
| Black | 11 (2.9) | 5 (1.9) | 68 (17.9) | 20 (2.5) |
| Asian or Pacific Islander | 5 (1.3) | 5 (1.9) | 10 (2.6) | 82 (10.1) |
| Native American/Alaska Native | 12 (3.2) | 19 (7.2) | 3 (0.8) | 3 (0.4) |
| Mixed/other | 5 (1.3) | 4 (1.5) | 15 (3.9) | 36 (4.4) |
| Estimated current annual household income, US $, No. (%) | ||||
| 0-9999 | 12 (3.4) | 15 (6.5) | 17 (5.1) | 36 (4.7) |
| 10 000-14 999 | 5 (1.4) | 9 (3.9) | 16 (4.8) | 66 (8.6) |
| 15 000-19 999 | 13 (3.7) | 9 (3.9) | 16 (4.8) | 79 (10.3) |
| 20 000-24 999 | 7 (2.0) | 18 (7.8) | 23 (6.9) | 84 (11.0) |
| 25 000-34 999 | 28 (7.9) | 21 (9.1) | 46 (13.8) | 96 (12.6) |
| 35 000-49 999 | 44 (12.4) | 35 (15.2) | 44 (13.2) | 89 (11.6) |
| 50 000-74 999 | 66 (18.5) | 47 (20.3) | 50 (13.2) | 88 (11.5) |
| ≥75 000 | 181 (50.8) | 77 (33.3) | 122 (36.5) | 226 (29.6) |
| Parity, mean (SD) | 2.7 (1.1) | 2.6 (1.2) | 2.7 (1.2) | 2.6 (1.2) |
| Maternal marital status, No. (%) | ||||
| Married | 291 (77.6) | 196 (75.4) | 244 (64.9) | 500 (61.8) |
| Widowed | 1 (0.3) | 1 (0.4) | 0 | 9 (1.1) |
| Divorced | 26 (6.9) | 19 (7.3) | 19 (5.1) | 65 (8.0) |
| Separated | 7 (1.9) | 7 (2.7) | 19 (5.1) | 48 (5.9) |
| Single | 39 (10.4) | 19 (7.3) | 41 (10.9) | 76 (9.4) |
| Unmarried, living with partner | 11 (2.9) | 18 (6.9) | 53 (14.1) | 111 (13.7) |
a
Percentages may not sum to 100 due to rounding.
b
Consists of 1 county that included 3 midsized to small cities and rural areas.