Research Article
Prevalence and Clinical Features of Atopic Dermatitis in China
Table 2
Comparison of AD with different ages.
| | Variables | <2 years () | 2–12 years () | >12 years () |
| | Median age (years, mean ± SD) | | | | | Median course (years, mean ± SD) | | | | | Gender (men) (, %) | 38 (60.3) | 72 (53.3) | 258 (53.3) | | History of allergic disease (, %) | 47 (74.6) | 93 (68.9) | 395 (81.6) | | History of asthma (, %) | 4 (6.3) | 5 (3.7) | 88 (8.2) | | History of allergic rhinitis (, %) | 12 (19.0) | 29 (21.5) | 106 (21.9) | | History of allergic conjunctivitis (, %) | 11 (17.5) | 15 (11.1) | 104 (21.5) | | History of AD (, %) | 8 (12.7) | 11 (8.1) | 31 (6.4) | | History of dry skin (, %) | 44 (69.8) | 100 (74.1) | 358 (74) | | History of flexion dermatitis (, %) | 25 (39.7) | 88 (65.2) | 324 (66.9) | | History of infantile eczema (, %) | 60 (95.2) | 117 (86.7) | 108 (22.3) | | Itching | | | | | Mild (, %) | 10 (15.9) | 15 (11.1) | 94 (19.4) | | Moderate (, %) | 44 (69.8) | 85 (63) | 227 (46.9) | | Severe (, %) | 9 (14.3) | 35 (25.9) | 163 (33.7) | | Clinically suspected bacterial infection (, %) | 8 (12.7) | 17 (12.6) | 115 (23.8) |
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, One-Way ANOVA test.
, Chi-square test.
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