Baseline wave I demographic characteristics of the 2852 adult women in WaTCH
| N | % | |
| Mean | SD | |
| Interview type | ||
| Full | 2788 | 97.8 |
| Partial | 64 | 2.2 |
| Home visit | 1231 | 43.1 |
| Time from spill to interview (years) | 3.1 | 0.38 |
| Age (years) | ||
| 19–34 | 486 | 17.0 |
| 35–49 | 1525 | 53.5 |
| 50–64 | 589 | 20.7 |
| 65+ | 252 | 8.8 |
| Race | ||
| Non-Hispanic white | 1604 | 56.2 |
| Non-Hispanic black | 969 | 34.0 |
| Other | 179 | 6.3 |
| Unknown | 100 | 3.5 |
| Marital status | ||
| Married/Living with partner | 1785 | 62.6 |
| Never married | 498 | 17.5 |
| Widowed/Divorced/Separated | 565 | 19.8 |
| Unknown | 4 | 0.1 |
| Annual income pre-DHOS | ||
| <$30 000 | 939 | 32.9 |
| $30 001–$60 000 | 664 | 23.3 |
| $60 001–$90 000 | 508 | 17.8 |
| $90 001+ | 478 | 16.8 |
| Unknown | 263 | 9.2 |
| Household size (individuals) | 3.6 | 1.5 |
| Education | ||
| <High school | 327 | 11.5 |
| High school graduate (or General Equivalency Diploma (GED)) | 785 | 27.5 |
| Vocational/Technical/Community/Some college | 865 | 30.3 |
| College graduate | 805 | 28.2 |
| Unknown | 70 | 2.4 |
| Employment | ||
| Full time | 1225 | 43.0 |
| Part-time | 306 | 10.7 |
| Unemployed | 1224 | 42.9 |
| Other | 28 | 1.0 |
| Unknown | 69 | 2.4 |
| Health insurance | ||
| None | 446 | 15.6 |
| Private | 1074 | 37.7 |
| Medicare/Medicaid only | 405 | 14.2 |
| Multiple | 797 | 27.9 |
| Other | 56 | 2.0 |
| Unknown | 74 | 2.6 |
| General health | ||
| Excellent | 304 | 10.7 |
| Very good | 920 | 32.3 |
| Good | 927 | 32.5 |
| Fair | 532 | 18.6 |
| Poor | 162 | 5.7 |
| Unknown | 7 | 0.2 |
| Parish | ||
| Jefferson | 489 | 17.2 |
| Lafourche | 540 | 18.9 |
| Orleans | 532 | 18.7 |
| Plaquemines | 184 | 6.4 |
| St Bernard | 192 | 6.7 |
| St Mary | 385 | 13.5 |
| Terrebonne | 530 | 18.6 |
| Smoking status | ||
| Never smoker | 1813 | 63.6 |
| Current smoker | 561 | 19.7 |
| Former smoker | 465 | 16.3 |
| Unknown | 13 | 0.5 |
| Body mass index | ||
| <18.5 (underweight) | 25 | 0.9 |
| 18.5–24.9 (normal weight) | 737 | 25.8 |
| 25.0–29.9 (overweight) | 828 | 29.0 |
| 30.0–34.9 (class I obesity) | 574 | 20.1 |
| 35.0–39.9 (class II obesity) | 337 | 11.8 |
| ≥40.0 (class III obesity) | 293 | 10.3 |
| Unknown | 58 | 2.0 |
| Prior disaster experience | ||
| Yes | 2848 | 99.9 |
| No | 3 | 0.1 |
| Unknown | 1 | 0.0 |
| Number of children (<18 years) at home | ||
| 0 | 1223 | 42.9 |
| 1 | 747 | 26.2 |
| 2 | 571 | 20.0 |
| 3+ | 311 | 10.9 |
DHOS, Deepwater Horizon Oil Spill; WaTCH, Women and Their Children’s Health.