Table 2.
Allergen sensitization and reported in-home exposure frequencies for enrolled children*
| n | Percentage | |
|---|---|---|
| Allergen sensitization (IgE ≥ 0.35 kU/L) | ||
| Alternaria alternata/A. tenuis | 253 | 58.8 |
| Aspergillus fumigatus | 234 | 55.3 |
| American cockroach | 119 | 28.0 |
| Mouse epithelium | 78 | 18.2 |
| Dermatophagoides pteronyssinus | 246 | 57.5 |
| Dermatophagoides farinae | 258 | 60.0 |
| Cat dander | 233 | 54.4 |
| Dog dander | 279 | 64.7 |
| Number of allergen sensitizations† | ||
| 0 | 38 | 8.8 |
| 1 | 30 | 6.9 |
| 2 | 71 | 16.4 |
| ≥3 | 294 | 67.9 |
| Reported in-home exposures | ||
| Mold or mildew | 81 | 17.2 |
| Water leaks | 120 | 25.4 |
| Cockroaches | 58 | 12.2 |
| Rodents | 42 | 8.9 |
| Cracks or holes in the walls or ceiling | 115 | 24.5 |
| Number of reported in-home exposures | ||
| 0 | 274 | 57.7 |
| 1 | 75 | 15.8 |
| 2 | 67 | 14.1 |
| ≥3 | 59 | 12.4 |
| Reported in-home carpet | 340 | 71.7 |
| Reported in-home furry pets | 242 | 51.1 |
*
Enrolled children aged 4–16 years (n = 478).
†
For computation of cumulative number of allergen sensitizations, dust mite was considered a single entity (could be sensitized to either Dermatophagoides pteronyssinus or D. farinae and still be counted as one).