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Occup Environ Med 61:945-951 doi:10.1136/oem.2003.011742
  • Original article

Use of a crop and job specific exposure matrix for estimating cumulative exposure to triazine herbicides among females in a case-control study in the Central Valley of California

Table 6

 Multivariate adjusted odds ratios* and 95% confidence intervals for triazine herbicide exposure and epithelial ovarian cancer using three job weighting schemes

Original average job weighted estimates Conservative job weighted estimates Maximum job weighted estimates
*Adjusted for family history of breast and or ovarian cancer in a first or second degree relative, use of oral contraceptives, use of hormone replacement therapy, history of full term pregnancy, history of breast feeding, race/ethnicity, and age.
Exposure quartiles
    No exposure 1.00 1.00 1.00
    Low 1.13 (0.44 to 2.90) 1.32 (0.60 to 2.91) 1.21 (0.53 to 2.77)
    Medium 1.20 (0.48 to 3.06) 1.41 (0.58 to 3.42) 1.07 (0.34 to 3.31)
    High 1.70 (0.73 to 3.98) 1.34 (0.42 to 4.28) 1.70 (0.73 to 3.90)
Exposure measured on continuous scale 1.04 (0.96 to 1.14) 1.06 (0.80 to 1.39) 1.02 (0.96 to 1.09)

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