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Table 2 Associations between number of different helminth parasite infections and specific IgE or skin prick test (SPT) positivity for at least one allergen 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 #sIgE ≥0.70 #SPT
n (%) *OR n (%) *OR
  (95% CI)   (95% CI)
0     
(n = 580; 45.6%) 212 (36.6) 1 202 (34.8) 1
1   1.09   0.71
(n = 463; 36.4%) 175 (37.8) (0.84; 1.41) 128 (27.7) (0.54; 0.94)
2   1.15   0.60
(n = 162; 12.8%) 64 (39.6) (0.79; 1.67) 40 (24.7) (0.40; 0.91)
3   0.79   0.36
(n = 66; 5.2%) 21 (31.8) (0.45; 1.38) 11 (16.7) (0.18; 0.71)
  1. #For at least one the four studied allergens; *Adjusted for gender, age, maternal education and parental. Numbers in bold are statistically significant at P < 0.05. OR – odds ratio. 95% CI – 95% confidence interval.