Themes and their timing
| Themes* | No of statements within timeframe | Total | ||||
|---|---|---|---|---|---|---|
| 1918-24 | 1925-9 | 1930s | 1940s | After 1950 | ||
| Continuing illness (58%) | 26 | 7 | 2 | — | — | 35 |
| Lose time from work (57%) | 18 | 10 | 1 | 3 | 2 | 34 |
| Continuing ill health caused by gas (55%) | 24 | 5 | 2 | — | 2 | 33 |
| Damage to chest and lungs (38%) | 14 | 8 | — | 1 | — | 23 |
| Health getting worse (32%) | 8 | 8 | 2 | 1 | — | 19 |
| Breathing difficulties (22%) | 8 | 4 | — | — | 1 | 13 |
| Need for treatment (20%) | 7 | 3 | 1 | 1 | — | 12 |
| Eyesight problems (17%) | 7 | — | 1 | 1 | 1 | 10 |
| Only able to do light work (13%) | 4 | 1 | 2 | 1 | — | 8 |
| Damage to heart (10%) | 5 | — | — | — | 1 | 6 |
| Stomach problems and vomiting (10%) | 2 | 4 | — | — | — | 6 |
| Sensitive to changes of weather (8%) | 4 | 1 | — | — | — | 5 |
| Need for fresh air (7%) | 2 | 2 | — | — | — | 4 |
| Headaches (7%) | 1 | 2 | — | — | 1 | 4 |
| Nerves and depression (5%) | 2 | — | — | — | 1 | 3 |
| Heavy sweating (5%) | 2 | — | — | — | 1 | 3 |
| Sleep problems (3%) | 1 | 1 | — | — | — | 2 |
| Loss of voice (3%) | 2 | — | — | — | — | 2 |
| Loss of smell (3%) | 1 | — | — | — | 1 | 2 |
| Loss of weight (3%) | 1 | 1 | — | — | — | 2 |
| System full of gas (2%) | — | — | — | 1 | — | 1 |
| Bleeding from mouth (2%) | 1 | — | — | — | — | 1 |
| Total | 140 | 57 | 11 | 9 | 11 | 228 |
*Figures in parentheses indicate percentage of subjects who expressed these themes.