Journal of Parasitology Research / 2012 / Article / Tab 1

Review Article

Human Schistosome Infection and Allergic Sensitisation

Table 1

Heterogeneity in studies investigating the effect of helminth infection on atopy.

Parasite spp, ReferencesAtopy outcomeAssociationPopulation age

Ascaris lumbrocoides
[37]1Wheeze, SPTNegative1–4 years
[38]2IgE, PKNegative5–15 years
[39]1SPT, airway responsivenessPositive8–18 years
[40]2Allergen-induced Th2 cytokinesNone7–13 years
[41]2SPT, wheezeNone9 years mean age
[42]2SPTNegative6–17 years
Wheeze, eczema, EIBNone
Trichuris trichiura
[38]2IgE, PKNegative5–15 years
[37]1Wheeze, SPTNone1–4 years
[43]#SPTNegative2–8 years
Hookworm
[37]1Wheeze, SPTNone1–4 years
[42]2SPTNegative6–17 years
wheeze, eczema, EIBNone
Schistosoma mansoni
[44]1SPT, IgENegative 1 8 ± 9 . 7 years
[45]#SPT, asthma symptomsNegative15 years mean age
Schistosoma haematobium
[46]1SPTNegative5–14 years

Cross-sectional 1 and treatment followup 2 studies are reported here.
#Longitudinal approach but treatment intervention was not the primary objective of the study. SPT: skin prick test; PK: Prausnitz-Kustner passive transfer test, EIB: exercise-induced bronchoconstriction.

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