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Table 1 Demographic characteristics and allergy markers of the studied children, according to asthma status

From: Variants in the IL17 pathway genes are associated with atopic asthma and atopy makers in a South American population

  Total population Non-asthmatic Asthmatic p-value
N (%)
930 (77.30)
N (%)
273 (22.70)
Sex 1203    
 Male 655 501 (53.9) 154 (56.4) 0.233
 Female 548 429 (46.1) 119 (43.6) 0.162
Age group (years) 1203    
 ≤ 5 438 342 (36.8) 96 (21.5) 0.545
 6–7 419 316 (40) 103 (24.1) 0.466
 ≥ 8 346 272 (76.6) 74 (20.8) 0.419
SIgE seropositivity (≥ 0.70 kU/L) 1246    
 At least one allergen 458 325 (34.9) 133 (48.7) < 0.0001*
 D. pteronyssinus 270 179 (19.2) 91 (33.3) < 0.0001*
 B. tropicalis 416 288 (40) 128 (46.9) < 0.0001*
 B. germanica 164 117 (12.6) 47 (17.2) < 0.0001*
 P. americana 112 81 (8.7) 31 (11.4) < 0.0001*
Skin prick test positivity (≥ 3 mm) 1.103    
 For at least one allergen 372 272 (29.2) 100 (36.6) < 0.0001*
 D. pteronyssinus 193 131 (14.1) 62 (22.7) < 0.0001*
 B. tropicalis 268 192 (20.6) 76 (27.8) < 0.0001*
 B. germanica 91 70 (7.5) 31 (11.3) < 0.0001*
Helminthic infections 1.119 184 (19.8) 90 (33) < 0.0001*
  1. * Chi2 test p-value ≤ 0.0001