Table 3.

Risk associated with exposure to TSP concentrations at menarche address: Western New York exposures and breast cancer study (WEB Study)

TSP (μg/m3)Premenopausal
Postmenopausal
Cases (n = 204)Controls (n = 386)Crude OR (95% CI)Adjusted OR (95% CI)*Cases (n = 469)Controls (n = 757)Crude OR (95% CI)Adjusted OR (95% CI)*
<8432661.001.0014281.001.00
84-11453991.10 (0.65-1.89)0.98 (0.56-1.70)811201.35 (0.67-2.72)1.36 (0.67-2.77)
115-14062811.58 (0.92-2.70)1.25 (0.71-2.23)1712981.15 (0.59-2.24)1.20 (0.61-2.36)
>140571400.84 (0.50-1.42)0.66 (0.38-1.16)2033111.31 (0.67-2.54)1.45 (0.74-2.87)
P for trend0.210.18
  • * Adjusted for age, education, and parity.