Table 2 Mortality among shipyard workers: number of observed (Obs) and expected (Exp) deaths and standardised mortality ratios (SMRs)* with 95% confidence intervals, follow‐up period to 2001.
| Cause of death (ICD‐9) | Men | Women | ||||
|---|---|---|---|---|---|---|
| Obs | Exp | SMR (95% CI) | Obs | Exp | SMR (95% CI) | |
| All causes (001–999) | 3210 | 2974.8 | 1.08 (1.04–1.12) | 121 | 112.0 | 1.08 (0.90–1.29) |
| All cancers (140–209) | 743 | 711.2 | 1.04 (0.97–1.12) | 32 | 30.0 | 1.07 (0.73–1.51) |
| Oral and nasopharyngeal (140–149) | 18 | 20.3 | 0.89 (0.53–1.40) | 0 | 0.4 | 0.00 |
| Oesophagus (150) | 28 | 26.2 | 1.07 (0.71–1.55) | 1 | 0.4 | 2.73 (0.04–15.19) |
| Stomach (151) | 23 | 26.3 | 0.88 (0.56–1.31) | 0 | 0.6 | 0.00 |
| Colon (153, 159) | 60 | 63.9 | 0.94 (0.72–1.21) | 3 | 3.1 | 0.96 (0.19–2.79) |
| Rectum (154) | 12 | 15.0 | 0.80 (0.41–1.39) | 0 | 0.5 | 0.00 |
| Liver (155, 156) | 9 | 13.5 | 0.67 (0.31–1.27) | 0 | 0.5 | 0.00 |
| Pancreas (157) | 27 | 32.9 | 0.82 (0.54–1.19) | 3 | 1.4 | 2.08 (0.42–6.08) |
| Respiratory system (160–163, 1642–3, 164.8–9, 165) | 329 | 255.6 | 1.29 (1.15–1.43) | 11 | 6.5 | 1.70 (0.85–3.04) |
| Mesothelioma (163) | 6 | 1.2 | 5.07 (1.85–11.03) | 0 | 0.04 | 0.00 |
| Laryngeal (161) | 18 | 11.6 | 1.56 (0.92–2.46) | 1 | 0.1 | 8.31 (0.11–46.25) |
| Lung (162) | 305 | 242.0 | 1.26 (1.12–1.41) | 9 | 6.3 | 1.43 (0.65–2.71) |
| Skin (172–173; 187.7, 154.3) | 10 | 10.2 | 0.98 (0.47–1.80) | 1 | 0.4 | 2.60 (0.03–14.5) |
| Breast (174–175) | 1 | 1.1 | 0.94 (0.01–5.21) | 6 | 5.6 | 1.07 (0.39–2.32) |
| Prostate (185) | 75 | 74.0 | 1.01 (0.80–1.27) | – | – | |
| Bladder (188) | 15 | 20.3 | 0.74 (0.41–1.22) | 0 | 0.4 | 0.00 |
| Kidney (189) | 10 | 14.3 | 0.70 (0.34–1.29) | 0 | 0.5 | 0.00 |
| Hodgkin's disease (201) | 6 | 3.6 | 1.67 (0.61–3.64) | 0 | 0.1 | 0.00 |
| Multiple myeloma (203.0, 238.6) | 13 | 11.1 | 1.17 (0.62–2.00) | 0 | 0.5 | 0.00 |
| Benign neoplasm (201–236; 237.6, 2378–9; 238.0–238.3; 238.8–238.9) | 8 | 9.4 | 0.85 (0.37–1.67) | 0 | 0.5 | 0.00 |
| Blood and blood‐forming organs (280–289.9) | 9 | 7.7 | 1.16 (0.53–2.21) | 0 | 0.4 | 0.00 |
| Mental and psychoneurotic diseases (290–319) | 28 | 30.8 | 0.91 (0.60–1.32) | 4 | 1.7 | 2.36 (0.63–1.91) |
| Cardiovascular diseases (390–459) | 1205 | 1271.0 | 0.95 (0.90–1.00) | 42 | 45.7 | 0.92 (0.66–1.24) |
| Arteriosclerotic heart disease (410–414, 429.2) | 832 | 866.1 | 0.96 (0.90–1.03) | 23 | 26.3 | 0.88 (0.56–1.31) |
| Vascular lesions of CNS (430–438) | 123 | 153.0 | 0.80 (0.67–0.96) | 9 | 8.1 | 1.11 (0.51–2.11) |
| Respiratory diseases (460–519) | 230 | 209.6 | 1.10 (0.96–1.25) | 4 | 8.6 | 0.46 (0.13–1.19) |
| Emphysema (492) | 36 | 25.1 | 1.44 (1.01–1.99) | 1 | 0.7 | 1.44 (0.02–8.03) |
| Cirrhosis of the liver (571.0–571.8) | 25 | 65.0 | 0.38 (0.25–0.57) | 0 | 1.7 | 0.00 |
| Chronic nephritis (582) | 9 | 5.5 | 1.65 (0.75–3.13) | 0 | 0.1 | 0.00 |
| All external causes of death (800–998) | 87 | 157.9 | 0.55 (0.44–0.68) | 2 | 3.9 | 0.52 (0.06–1.88) |
| All accidents (800–949) | 50 | 94.0 | 0.53 (0.39–0.70) | 2 | 2.5 | 0.79 (0.09–2.84) |
| Motor vehicle accidents (810–829) | 10 | 36.5 | 0.27 (0.13–0.50) | 1 | 1.0 | 1.02 (0.01–5.68) |
| Number of person‐years | 128390 | 9721 | ||||
Bold italic, statistically significant.
CNS, central nervous system.
*Maryland mortality rates.