Table 3 Distribution of high-level allergens in different age groups and sex
Allergens (level 4–6) | Age [n (%)] | P | Sex [n (%)] | p | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
0–1 years (n = 2373) | > 1–3 years (n = 5517) | > 3–6 years (n = 17,689) | > 6–12 years (n = 12,893) | > 12–18 years (n = 1454) | Total (N = 39,926) | Male (n = 24,057) | Female (n = 15,869) | |||
Dust mite | 2 (0.1) | 15 (0.3) | 561 (3.2) | 1108 (8.6) | 146 (10.0) | 1832 (4.6) | < 0.001# | 1188 (4.9) | 644 (4.1) | < 0.001# |
House mite | 5 (0.2) | 62 (1.1) | 2327 (13.2) | 3005 (23.3) | 352 (24.2) | 5751 (14.4) | < 0.001# | 3683 (15.3) | 2068 (13.0) | < 0.001# |
Mold | 0 (0.0) | 9 (0.2) | 245 (1.4) | 523 (4.1) | 73 (5.0) | 850 (2.1) | < 0.001# | 530 (2.2) | 320 (2.0) | 0.21 |
Trees | 38 (1.6) | 124 (2.2) | 525 (3.0) | 353 (2.7) | 35 (2.4) | 1075 (2.7) | < 0.001# | 676 (2.8) | 399 (2.5) | 0.07 |