Oral cavity | Oropharynx | Hypopharynx | Larynx | ||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Ever exposure to | Controls | Cases | OR* | CI 95% | Cases | OR* | CI 95% | Cases | OR* | CI 95% | Cases | OR* | CI 95% |
Methylene chloride | 30 | 5 | 1.34 | 0.44 to 4.13 | 2 | 0.42 | 0.09 to 2.02 | 2 | 1.23 | 0.21 to 7.18 | 4 | 2.0 | 0.56 to 7.20 |
Trichloroethylene | 60 | 12 | 2.12 | 0.97 to 4.60 | 13 | 1.66 | 0.78 to 3.54 | 3 | 2.45 | 0.57 to 10.5 | 10 | 3.80 | 1.55 to 9.32 |
Perchloroethylene | 13 | 1 | 0.98 | 0.11 to 8.47 | 5 | 3.43 | 1.01 to 11.8 | 0 | – | – | 4 | 7.95 | 1.92 to 32.9 |
Special petroleum product | 54 | 10 | 1.79 | 0.78 to 4.09 | 7 | 0.87 | 0.35 to 2.17 | 2 | 1.05 | 0.19 to 5.78 | 7 | 2.24 | 0.82 to 6.09 |
Diesel | 26 | 2 | 0.88 | 0.18 to 4.32 | 5 | 1.90 | 0.60 to 6.03 | 2 | 3.60 | 0.55 to 23.4 | 4 | 2.51 | 0.66 to 9.53 |
Benzene | 50 | 9 | 1.79 | 0.76 to 4.22 | 9 | 1.39 | 0.58 to 3.31 | 2 | 0.97 | 0.17 to 5.43 | 6 | 2.07 | 0.72 to 5.97 |
White spirits | 247 | 32 | 1.54 | 0.90 to 2.66 | 21 | 0.54 | 0.30 to 0.95 | 10 | 1.67 | 0.65 to 4.29 | 20 | 1.70 | 0.86 to 3.37 |
Diethyl ether | 88 | 10 | 0.91 | 0.41 to 2.06 | 8 | 0.51 | 0.22 to 1.20 | 3 | 0.74 | 0.18 to 3.05 | 2 | 0.30 | 0.07 to 1.40 |
Ketones | 83 | 13 | 1.58 | 0.77 to 3.25 | 14 | 1.24 | 0.62 to 2.48 | 5 | 1.93 | 0.59 to 6.26 | 11 | 2.66 | 1.17 to 6.07 |
Alcohols | 365 | 41 | 1.02 | 0.61 to 1.73 | 40 | 0.59 | 0.36 to 0.97 | 15 | 1.43 | 0.57 to 3.56 | 22 | 0.89 | 0.46 to 1.75 |
*OR adjusted for age at interview, geographical area, alcohol and tobacco consumption.