allergic symptoms

In order to clarify the association between indoor environmental factors and children’s health problems, indoor air quality was investigated during the winter and rainy seasons in Japan. The total of 209 houses was classified into case and control groups whether the child have allergy symptom or not. The number of the houses in case and control groups is 133 and 76, respectively. This survey included measurement of indoor temperature, humidity, the pollution of chemical compound and mite allergen (Der 1). These measurements were conducted in the living room and children’s room.

In 2002, the indoor environment and occupant health of approximately 800 residential buildings wereinvestigated by a questionnaire. As a result, the actual conditions of the indoor thermal environmentand the indoor air quality have been clarified, and several problems related to dampness in buildings,have been grasped. This report focuses on child health problems related to the indoor environment,especially dampness.