Prevalence of demographic and health data in subjects with and without asthma
| Variables | Cases | Controls | p value |
|---|---|---|---|
| Age (months) | |||
| 6–12 | 5 (6%) | 24 (23%) | |
| 13–24 | 44 (50%) | 53 (51%) | |
| 25–36 | 39 (44%) | 27 (26%) | 0.000 |
| Sex | |||
| Boys | 61 (69%) | 64 (62%) | |
| Girls | 27 (31%) | 40 (38%) | 0.262 |
| Atopy | 68 (77%) | 53 (51%) | 0.001 |
| Parental asthma | 50 (57%) | 38 (36%) | 0.005 |
| Parental allergy | 68 (77%) | 74 (71%) | 0.395 |
| Family history of asthma | 58 (66%) | 43 (41%) | 0.001 |
| Cough | 86 (98%) | 77 (74%) | 0.000 |
| Runny nose | 83 (94%) | 72 (69%) | 0.000 |
| Wheeze | 85 (97%) | 45 (43%) | 0.000 |