Table 5
Mortality from selected causes by cumulative length of employment
| Cause of death (ICD 9) | Length of employment | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| <10 years | 10–19 years | >19 years | |||||||
| O | SMR | 95%CI | O | SMR | 95%CI | O | SMR | 95%CI | |
| O, observed deaths; SMR, standardised mortality ratio point estimate; 95% CI, 95% confidence interval of the SMR. | |||||||||
| All causes (001–999) | 105 | 1.48 | 1.21 to 1.79 | 192 | 1.50 | 1.30 to 1.73 | 244 | 1.38 | 1.21 to 1.56 |
| Malignant neoplasms (140–208) | 8 | 0.39 | 0.17 to 0.77 | 47 | 1.35 | 0.99 to 1.79 | 86 | 1.54 | 1.24 to 1.91 |
| Lips, mouth, and pharynx (140–149) | 1 | 1.36 | 0.03 to 7.60 | 1 | 0.85 | 0.02 to 4.75 | 6 | 3.16 | 1.16 to 6.88 |
| Oesophagus (150) | 0 | 0.00 | 0.00 to 6.24 | 1 | 1.17 | 0.03 to 6.49 | 5 | 3.58 | 1.16 to 8.35 |
| Liver (155) | 0 | 0.00 | 0.00 to 2.92 | 6 | 3.71 | 1.36 to 8.08 | 18 | 5.83 | 3.46 to 9.22 |
| Lung (162) | 3 | 0.51 | 0.10 to 1.48 | 10 | 1.02 | 0.49 to 1.88 | 19 | 1.11 | 0.67 to 1.73 |
| Bladder (188) | 0 | 0.00 | 0.00 to 4.18 | 2 | 1.35 | 0.16 to 4.89 | 3 | 1.24 | 0.26 to 3.63 |
| Diseases of the circulatory system (390–459) | 21 | 0.92 | 0.57 to 1.41 | 42 | 0.83 | 0.60 to 1.12 | 63 | 0.90 | 0.69 to 1.15 |
| Diseases of the respiratory system (460–519) | 28 | 6.82 | 4.53 to 9.86 | 40 | 4.13 | 2.95 to 5.62 | 40 | 3.09 | 2.20 to 4.20 |
| Silicosis (500, 502) | 27 | 138.36 | 91.18 to 201.1 | 29 | 70.55 | 47.25 to 101.3 | 23 | 39.4 | 24.98 to 59.12 |
| Liver cirrhosis and other chronic diseases (571) | 4 | 1.02 | 0.28 to 2.61 | 12 | 1.90 | 0.98 to 3.31 | 20 | 2.23 | 1.36 to 3.44 |
