Characteristics of the population
| Characteristic | Population | ||
|---|---|---|---|
| Exposure study | Cross sectional study1-150 | ||
| Participants (n) | 106 | 8482 | |
| Age (y, mean (SD)) | 48 (9) | 49 (11) | |
| Farm production (%): | |||
| Livestock and crops | 83 | 73 | |
| Exclusive crops | 17 | 27 | |
| Sex (%): | |||
| Female | 19 | 36 | |
| Male | 81 | 64 | |
| Smoking (%): | |||
| Never smoker | 57 | 47 | |
| Former smoker | 17 | 24 | |
| Current smoker | 26 | 30 | |
| Allergy (%) | 18 | 20 | |
↵1-150 Source population.