Relative risks (RRs) of death from all causes, all malignant neoplasms, buccal cavity, pharyngeal and laryngeal cancers together, stomach and bladder cancer, and non-neoplastic respiratory diseases for time since first employment with a Poisson regression analysis including age as a covariate
| Cause of death by ICD-8 codes | Time since first employment (y) | p Value test for trend | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1–93-151 | 10–19 | 20 | |||||||||
| Deaths (n) | RR | Deaths (n) | RR | (95% CI) | Deaths (n) | RR | (95% CI) | ||||
| All causes (001–999) | 92 | 1 | 140 | 1.32 | (0.94 to 1.85) | 192 | 1.50 | (0.98 to 2.29) | 0.08 | ||
| All malignant neoplasms (140–208) | 18 | 1 | 45 | 1.51 | (0.75 to 3.07) | 62 | 1.46 | (0.64 to 3.33) | 0.56 | ||
| Buccal cavity, pharynx, and larynx (140–149, 161) | 1 | 1 | 2 | 0.62 | (0.04 to 9.18) | 6 | 0.79 | (0.04 to 17.3) | 1.00 | ||
| Trachea, bronchus, and lung (162) | 7 | 1 | 11 | 1.38 | (0.39 to 4.80) | 16 | 2.06 | (0.49 to 8.72) | 0.28 | ||
| Stomach (151) | 4 | 1 | 9 | 0.90 | (0.18 to 4.46) | 7 | 0.36 | (0.04 to 2.9) | 0.24 | ||
| Bladder (188) | 2 | 1 | 1 | 0.43 | (0.01 to 11.7) | 4 | 1.73 | (0.05 to 59.1) | 0.47 | ||
| Non-malignant respiratory diseases (460–519) | 9 | 1 | 15 | 1.25 | (0.47 to 3.29) | 24 | 1.96 | (0.57 to 6.69) | 0.26 | ||
↵3-151 Reference category.