Renal cell carcinomas risk by occupational cumulative exposure to polycyclic aromatic hydrocarbons and plastics cumulative exposure for (A) styrene (exposure below the median: OR = 0.6, 95% CI = 0.2--1.7; exposure at or above the median: OR = 6.7, 95% CI = 1.8--24.3; P-trend = 0.02), (B) acrylonitrile (exposure below the median: OR = 1.6, 95% CI = 0.4--6.4; exposure at or above the median: OR = 4.3, 95% CI = 0.9--22.1; P-trend = 0.06), and C) petroleum/gasoline engine emissions (exposure below the median: OR = 1.0, 95% CI = 0.7--1.4; exposure at or above the median: OR = 0.6, 95% CI = 0.4--0.9; P-trend = 0.02).
* P-value <0.05