Table 5 Absence of bias for outdoor physical activity in dl-PCB profiles associated to mammary cancer (p-value >0.05 is non-significant)
From: Pollutants in pet dogs: a model for environmental links to breast cancer
Median (pg/g l.w.) | ||||
|---|---|---|---|---|
All dogs | Regular or intensive activity ≥ 2h/ week | No or scarce activity ≤ 1h/ week | p-value c | |
(n = 115) | (n = 39) a | (n = 39) b | (Mann- Whitney) | |
PCB-118 | 254.4 | 309.2 | 252.0 | 0.430 |
PCB-156 | 196.6 | 212.5 | 196.6 | 0.343 |
PCB-105 | 45.7 | 47.0 | 44.1 | 0.310 |
PCB-114 | 12.9 | 12.7 | 10.9 | 0.284 |
PCB-167 | 8.9 | 9.4 | 8.5 | 0.211 |