Demographic and exposure characteristics of children (n=621) in the WaTCH study
| N | % | |
| Mean | SD | |
| Gender | ||
| Female | 313 | 50.4 |
| Male | 305 | 49.1 |
| Unknown | 3 | 0.5 |
| Age at time of DHOS (years) | ||
| 5–6 | 38 | 6.1 |
| 7–9 | 250 | 40.3 |
| 10–12 | 238 | 38.3 |
| 13–15 | 95 | 15.3 |
| Race | ||
| Non-Hispanic white | 313 | 50.4 |
| Non-Hispanic black | 248 | 39.9 |
| Other | 40 | 6.4 |
| Unknown | 20 | 3.2 |
| Time since oil spill (years) | 3.5 | 0.4 |
| Education (grade) | ||
| 3–5 | 96 | 15.5 |
| 6–8 | 270 | 43.5 |
| 9–12 | 248 | 39.9 |
| Dropped out | 1 | 0.2 |
| Home school | 1 | 0.2 |
| High school graduate | 3 | 0.5 |
| Unknown | 2 | 0.3 |
| Preoil spill household income | ||
| <$30 000 | 203 | 32.7 |
| $30 001–$60 000 | 153 | 24.6 |
| $60 001–$90 000 | 125 | 20.1 |
| $90 001+ | 122 | 19.7 |
| Unknown | 18 | 2.9 |
| Household size | 4.4 | 1.4 |
| DHOS exposure | ||
| Was the area where you live or were any of the beaches that you usually visit affected by the oil spill? | 275 | 44.3 |
| Did you help with any oil spill clean-up activities? | 12 | 1.9 |
| At any time since the oil spill did you come into physical contact with the oil or tar balls from the spill or anything that was put into the water to clean up the spill? | 48 | 7.7 |
| When the oil spill first occurred in April 2010, did you smell oil? | 81 | 13.0 |
| Were you hit harder by oil spill than others? | 35 | 5.6 |
| Were recreation areas that you use affected? | 324 | 52.2 |
| Health insurance | ||
| None | 9 | 1.4 |
| Medicaid | 229 | 36.9 |
| Private | 311 | 50.1 |
| Multiple | 24 | 3.9 |
| Other | 45 | 7.2 |
| Unknown | 3 | 0.5 |
| Child’s health | ||
| Excellent | 252 | 40.6 |
| Very good | 213 | 34.3 |
| Good | 116 | 18.7 |
| Fair | 35 | 5.6 |
| Poor | 4 | 0.6 |
| Unknown | 1 | 0.2 |
DOHS, Deepwater Horizon Oil Spill; WaTCH, Women and Their Children’s Health.