Table 1.
Characteristics of pupils and their homes (n = 1,077)
| n (%) | |
|---|---|
| Grade | |
| 1st | 190 (17.6) |
| 2nd | 165 (15.3) |
| 3rd | 198 (18.4) |
| 4th | 156 (14.5) |
| 5th | 179 (16.6) |
| 6th | 189 (17.5) |
| Sex | |
| Boys | 516 (47.9) |
| Girls | 561 (52.1) |
| Allergy within 1 year | 379 (35.2) |
| Type of housing | |
| Solitary house | 791 (73.4) |
| Year of construction | |
| 1980 or before | 250 (23.2) |
| After 1980 | 730 (67.8) |
| Unknown | 97 (9.0) |
| Heating | |
| Electric | 129 (12.0) |
| Ventilation | |
| Natural | 553 (51.3) |
| Mechanical | 456 (42.3) |
| Unknown | 68 (6.3) |
| Wall-to-wall carpeting in a child’s room | 523 (48.6) |
| Furry animals or birds in the home | 263 (24.4) |
| Smoker indoors at home | 557 (51.7) |
| Visible mold | 312 (29.0) |
| Moldy odor | 89 (8.3) |
| Water leakage | 179 (16.6) |
| Condensation on windowpanes | 595 (55.2) |
| Usually not eating breakfast (1–3 times per week, never) | 28 (2.6) |
| Insufficient energy at school lunch | 97 (9.0) |
| Too many snacks and/or sweets | 245 (22.7) |