Risk of cancer of the endolarynx, epilarynx, and hypopharynx, by being ever exposed to each substance
| Endolarynx | Epilarynx | Hypopharynx | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| n | Adjusted OR | 95% CI | n | Adjusted OR | 95% CI | n | Adjusted OR | 95% CI | |||
| Wood dust | 32 | 1.12 | 0.62 to 2.03 | 15 | 0.81 | 0.38 to 1.75 | 33 | 0.89 | 0.47 to 1.68 | ||
| Formaldehyde | 65 | 1.07 | 0.69 to 1.66 | 37 | 1.25 | 0.71 to 2.19 | 83 | 1.35 | 0.86 to 2.14 | ||
| Textile dust | 16 | 1.19 | 0.50 to 3.57 | 8 | 1.33 | 0.56 to 2.54 | 19 | 1.63 | 0.74 to 3.60 | ||
| Flour dust | 15 | 1.43 | 0.62 to 3.44 | 7 | 1.60 | 0.53 to 4.77 | 21 | 1.92 | 0.82 to 4.50 | ||
| Coal dust | 26 | 1.40 | 0.73 to 2.68 | 16 | 2.06 | 0.93 to 4.60 | 38 | 2.31 | 1.21 to 4.40 | ||
| Silica dust | 75 | 0.83 | 0.54 to 1.27 | 48 | 1.18 | 0.69 to 2.03 | 88 | 0.81 | 0.50 to 1.31 | ||
5-150 For each substance, adjustments used in table 3 were kept in the present analysis.