Farm Cohort | Small Town Cohort | |||
---|---|---|---|---|
Proposed sample | Observed sample | Proposed sample | Observed sample | |
Self-report questionnaire | 3250 | 4472 | 2600 | 3785 |
Clinical measurements (25%) | 813 | Lung function, n = 930 | 650 | Lung function, n = 679 |
Allergy test, n = 929 | Allergy test, n = 686 | |||
Both, n = 896 | Both, n = 653 |