Table 2.
Characteristics of ALL cases (n = 167) and controls (n = 214) included in analyses of PBDEs in carpet dust samples, 2001–2007 [n (%)].
| Characteristic | Cases | Controls |
|---|---|---|
| Age (years) | ||
| < 1 | 2 (1) | 5 (2) |
| 1 to < 2 | 19 (11) | 30 (14) |
| 2–5 | 96 (57) | 125 (58) |
| > 5 | 50 (30) | 54 (25) |
| Sex | ||
| Male | 104 (62) | 125 (58) |
| Female | 63 (38) | 89 (42) |
| Ethnicity | ||
| Hispanic | 63 (38) | 63 (29) |
| Non-Hispanic White | 64 (38) | 103 (48) |
| Other races | 40 (24) | 48 (22) |
| Annual household income | ||
| $30,000–44,999 | 26 (16) | 25 (12) |
| $45,000–59,999 | 30 (18) | 28 (13) |
| $60,000–74,999 | 12 (7) | 16 (7) |
| ≥ $75,000 | 57 (34) | 106 (50) |
| Season of samplinga | ||
| Fall or winter | 78 (47) | 83 (39) |
| Spring or summer | 89 (53) | 131 (61) |
| aFall/winter included the months of October–March; spring/summer included April–September. | ||