Average exposure (fgr/m3) | ||||
---|---|---|---|---|
Sex | <4 Cases/Controls OR (95% CI) | 4–6 Cases/Controls OR (95% CI) | ≥ 6 Cases/Controls OR (95% CI) | χ1 2 for trend |
Males (Ca/Co: 87/197) | 31/83 1* | 39/88 1.1 (0.63 – 1.96) | 17/26 1.86 (0.87 – 3.95) | 2.05 (p = 0.1517) |
Females (Ca/Co: 85/208) | 24/78 1* | 44/104 1.47 (0.82 – 2.66) | 17/26 2.41 (1.04 – 5.59) | 4.30 (p = 0.0382) |