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Table 3 Associations between number of different helminth parasite infections and asthma or asthma phenotypes in 1,271 children

From: Effects of helminth co-infections on atopy, asthma and cytokine production in children living in a poor urban area in Latin America

Number of helminth infections All asthma Non-atopic asthma Atopic asthma
n (%) *OR (95% CI) n (%) **Non-atopic/non-asthmatic n (%) **Non-atopic/non-asthmatic **Atopic/non-asthmatic
0        
(n = 580; 45.6%) 164 (28.3) 1 59 (10.2) 1 60 (10.3) 1 1
1   1.02   1.40   1.24 1.01
(n = 463; 36.4%) 133 (28.7) (0.78; 1.34) 60 (13.0) (0.92; 2.11) 51 (11.0) (0.81; 1.90) (0.69; 1.74)
2   1.20   1.33   1.23 1.01
(n = 162; 12.8%) 52 (32.1) (0.82; 1.75) 21 (13.0) (0.74; 2.38) 19 (11.7) (0.68; 2.23) (0.53; 1.92)
3   1.55   1.84   0.91 1.02
(n = 66; 5.2%) 25 (37.9) (0.91; 2.63) 12 (18.2) (0.87; 3.89) 6 (9.1) (0.36; 2.34) (0.37; 2.84)
  1. *Adjusted for gender, age, maternal education and parental asthma; ** Reference groups for polytomous logistic regression analysis. OR – odds ratio. 95% CI – 95% confidence interval.