Demographic characteristics of study groups and healthy children
| Treated asthma (n=29) | Probable asthma (n=21) | Chronic cough (n=46) | Healthy children (n=62) | |
|---|---|---|---|---|
| *Mean (range). | ||||
| Boys/girls | 19/10 | 11/10 | 26/20 | 30/32 |
| Age (years)* | 5.6 (3.8–7.4) | 5.7 (4.0–7.3) | 5.6 (4.2–7.5) | 5.8 (4.1–7.0) |
| Height (cm)* | 112 (99–131) | 114 (102–127) | 114 (101–132) | 115 (98–129) |
| Weight (kg)* | 21 (15–35) | 20 (14–31) | 20 (15–28) | 22 (16–31) |
| Skin prick test positive (%) | 66 | 86 | 43 | 0 |
| History of atopic excema (%) | 62 | 57 | 41 | 11 |
| Family history of asthma/atopy (%) | 86 | 76 | 61 | 29 |
| Family history of smoking (%) | 7 | 5 | 13 | 10 |