Table 6 Comparison of aggravating factors of AR symptoms between patients from the 1990s and 2010s
From: Comparison of allergens and symptoms in patients with allergic rhinitis between 1990s and 2010s
Number of patients (%) | P* | ||
|---|---|---|---|
1990s (n = 1447) | 2010s (n = 3388) | ||
Cleaning | 111 (7.7) | 542 (16.0) | < 0.001 |
Dust | 538 (37.2) | 1913 (56.5) | < 0.001 |
Bedding | 58 (4.0) | 355 (10.5) | < 0.001 |
Smoking | 192 (13.3) | 430 (12.7) | 0.606 |
Cold air | 632 (43.7) | 1400 (41.3) | 0.135 |
Air conditioner | 258 (17.8) | 961 (28.4) | < 0.001 |