Nature and frequency of haemoptysis in patients
| Nature of haemoptysis | No of patients (percentage) | Frequency of haemoptysis | |||
| Once only | Less than a week | One week or more | Not known | ||
| Streaks | 165 (60%) | 54 | 85 | 23 | 3 |
| Teaspoonful | 52 (18.9%) | 10 | 33 | 8 | 1 |
| Tablespoonful | 39 (14.2%) | 10 | 24 | 4 | 1 |
| Egg cup full | 1 (0.4) | 1 | 0 | 0 | 1 |
| Not specified | 18 (6.5%) | 8 | 2 | 5 | 3 |