From: Prevalence of allergic and nonallergic rhinitis in a rural area of northern China based on sensitization to specific aeroallergens
N
Clinical ARa
Clinical NARb
Prevalence (%)
Standardized prevalence
Male
405
68
16.79
15.63
139
34.32
27.92
Female
679
99
14.58
16.76
201
29.60
23.75
Total
1084
167
15.41
16.78
340
31.37
24.60