Effect of Age on Allergen Responses of Allergic Patients in Southern Taiwan

To survey airborne and food allergen patterns in southern Taiwan and to analyze the effect of age on response to different allergens, we tested samples from 4,411 allergic patients at Kaohsiung Medical University Hospital using the MAST-CLA test (new Taiwan panel). A total of 2,212 (50.1%) samples s...

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Main Authors: Wen Chiang, Inn-Feng Tsai, Wen-Chan Tsai, Bai-Hsiun Chen
Format: Article
Language:English
Published: Wiley 2004-07-01
Series:Kaohsiung Journal of Medical Sciences
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S1607551X09701652
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author Wen Chiang
Inn-Feng Tsai
Wen-Chan Tsai
Bai-Hsiun Chen
author_facet Wen Chiang
Inn-Feng Tsai
Wen-Chan Tsai
Bai-Hsiun Chen
author_sort Wen Chiang
collection DOAJ
description To survey airborne and food allergen patterns in southern Taiwan and to analyze the effect of age on response to different allergens, we tested samples from 4,411 allergic patients at Kaohsiung Medical University Hospital using the MAST-CLA test (new Taiwan panel). A total of 2,212 (50.1%) samples showed a positive response. We grouped allergic patients into five age groups. Milk and egg white were the main food allergens in the younger groups (< 3 years old and 3-6 years old). Shrimp, crab, and shellfish were the main allergens in the groups aged 7-12, 13-18, and more than 18 years. Among airborne allergens, house dust and mites Dermatophagoides farinae and D. pteronyssinus were the main allergens in all age groups, whereas the frequency of response to cockroach allergen was low in the group aged less than 3 years, but increased in the other age groups. There was a sharp increase in the frequency of response to airborne allergens after 3 years old and a sharp decrease in response to food allergens. Among subjects allergic to both airborne and food allergens, there was a positive MAST-CLA rate of 19.9% to 26% (all five age groups, no significant difference). When we compared our results with those from Taipei Veterans General Hospital in northern Taiwan, there were significant differences for yeast, peanut, feather mix, dog dander, cockroach, D. farinae and D. pteronyssinus allergens (p < 0.01). These differences were probably caused by differences in patient location, patient age, disease patterns and allergen panels.
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spelling doaj.art-168dccf3c53d4ae89800206b564fb5812022-12-21T23:39:37ZengWileyKaohsiung Journal of Medical Sciences1607-551X2004-07-0120732332910.1016/S1607-551X(09)70165-2Effect of Age on Allergen Responses of Allergic Patients in Southern TaiwanWen ChiangInn-Feng TsaiWen-Chan TsaiBai-Hsiun ChenTo survey airborne and food allergen patterns in southern Taiwan and to analyze the effect of age on response to different allergens, we tested samples from 4,411 allergic patients at Kaohsiung Medical University Hospital using the MAST-CLA test (new Taiwan panel). A total of 2,212 (50.1%) samples showed a positive response. We grouped allergic patients into five age groups. Milk and egg white were the main food allergens in the younger groups (< 3 years old and 3-6 years old). Shrimp, crab, and shellfish were the main allergens in the groups aged 7-12, 13-18, and more than 18 years. Among airborne allergens, house dust and mites Dermatophagoides farinae and D. pteronyssinus were the main allergens in all age groups, whereas the frequency of response to cockroach allergen was low in the group aged less than 3 years, but increased in the other age groups. There was a sharp increase in the frequency of response to airborne allergens after 3 years old and a sharp decrease in response to food allergens. Among subjects allergic to both airborne and food allergens, there was a positive MAST-CLA rate of 19.9% to 26% (all five age groups, no significant difference). When we compared our results with those from Taipei Veterans General Hospital in northern Taiwan, there were significant differences for yeast, peanut, feather mix, dog dander, cockroach, D. farinae and D. pteronyssinus allergens (p < 0.01). These differences were probably caused by differences in patient location, patient age, disease patterns and allergen panels.http://www.sciencedirect.com/science/article/pii/S1607551X09701652MAST-CLA testallergic patternssouthern Taiwanfood allergensairborne allergens
spellingShingle Wen Chiang
Inn-Feng Tsai
Wen-Chan Tsai
Bai-Hsiun Chen
Effect of Age on Allergen Responses of Allergic Patients in Southern Taiwan
Kaohsiung Journal of Medical Sciences
MAST-CLA test
allergic patterns
southern Taiwan
food allergens
airborne allergens
title Effect of Age on Allergen Responses of Allergic Patients in Southern Taiwan
title_full Effect of Age on Allergen Responses of Allergic Patients in Southern Taiwan
title_fullStr Effect of Age on Allergen Responses of Allergic Patients in Southern Taiwan
title_full_unstemmed Effect of Age on Allergen Responses of Allergic Patients in Southern Taiwan
title_short Effect of Age on Allergen Responses of Allergic Patients in Southern Taiwan
title_sort effect of age on allergen responses of allergic patients in southern taiwan
topic MAST-CLA test
allergic patterns
southern Taiwan
food allergens
airborne allergens
url http://www.sciencedirect.com/science/article/pii/S1607551X09701652
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