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This study compared indoor air quality of homes in which elementary school children with and without (case and control) allergic rhinitis live in the Ulsan metropolitan region (UMR). A total of 58 homes (case and control: 29, respectively; children aged 7 to 12 years) was selected for indoor air quality measurements. The concentrations of all general indoor air pollutants, except , in the case group were much higher than those in the control group. In particular, the average concentrations of and in the case group were statistically significantly (p in the case and control groups and in the case group exceeded the standard level. Some components of aldehydes and ketones and VOCs indicated large difference of average concentrations between two groups, but there were no statistically significant differences.

Indoor Air Quality in Elementary School Children's Homes in Ulsan: Comparison between Groups with and without Allergic Rhinitis