Occupational details, tumour latency and cumulative asbestos exposure
| Case | Occupation | First exposure and duration | Latency (years) | Intensity |
| 1 | Labourer | 1956–8 (2 years) | 42 | Light, unknown frequency |
| 2 | Shipyard joiner | 1938–43 (5 years | 60 | Heavy, intermittent |
| 3 | Shipyard welder | 1975–6 (18 months) | 17 | Heavy, intermittent |