Impact of helminth infection on childhood allergic diseases in an area in transition from high to low infection burden.
Manori Amarasekera, Nipul Kithsiri Gunawardena, Nilanthi Renuka de Silva, Jo Anne Douglass, Robyn Elizabeth O'Hehir, Anura Weerasinghe
Asia Pacific Allergy | Published : 2012
BACKGROUND: The effect of helminth infections on allergic diseases is still inconclusive. Furthermore, the effect of helminth infections on childhood allergic diseases in a tropical area where prevalence of helminth infections has undergone dramatic changes is not well documented. OBJECTIVE: To investigate the relationship between allergic diseases and helminth infection in a cohort of schoolchildren in an area that has undergone dramatic changes in intensity of helminth infections. METHODS: Children attending grade 5 were recruited from 17 schools in Western Province of Sri Lanka. They were assessed for allergic diseases using the International Study of Asthma and Allergies in Childhood que..View full abstract