Table 1 Demographics of the study population stratified by dioxin level
|  | Control (N = 11) | Low (N = 4) | Medium (N = 11) | High (N = 11) | All (N = 37) |
|---|---|---|---|---|---|
Age [Mean (SD)] | 70.7 (6.8) | 79.5 (10.4) | 77.0 (8.5) | 68.9 (4.1) | 73.0 (7.9) |
Smoking: Never [N (%)] | 2 (18.2) | 1 (25.0) | 3 (27.3) | 4 (36.4) | 10 (27.0) |
Smoking: Former [N (%)] | 8 (72.7) | 3 (75.0) | 7 (63.6) | 5 (45.5) | 23 (62.2) |
Smoking: Current [N (%)] | 1 (9.1) | 0 (0.0) | 1 (9.1) | 2 (18.2) | 4 (10.8) |
BMI [Mean (SD)]] | 32.4 (5.7) | 25.7 (1.8) | 30.9 (3.7) | 29.6 (3.6) | 30.4 (4.5) |
Dioxin [Mean (SD), Range] (ppt) | 4.3 (1.4), 2.2–7.1 | 6.5 (0.8), 5.6–7.2 | 13.4 (3.3), 8.9–19.6 | 61.1 (46.2), 26.6–167.6 | 24.1 (34.7), 2.2–167.6 |