Serum hyaluronate concentrations† (ng/ml) in children relative to serum IgE concentrations, study community, and environmental tobacco smoke
| Serum IgE ≥ 250 IU/ml | Serum IgE <250 IU/ml | |||||||
|---|---|---|---|---|---|---|---|---|
| Characteristics | n | GM | 95%CI | p Value | n | GM | 95%CI | p Value |
| *p<0.01, v children living in Miyazaki; †all values are geometric means (GM) (95% CI), adjusted with the general linear model for sex, school grade, and asthma or wheeze; ‡p value for trend relative to the concentrations of air pollutants in those communities. | ||||||||
| Study community: | ||||||||
| Osaka | 22 | 16.7* | 12.9 to 21.5 | <0.001‡ | 30 | 12.0 | 9.6 to 15.0 | 0.223‡ |
| Kimitsu | 46 | 13.3 | 11.1 to 15.8 | 58 | 11.3 | 9.6 to 13.3 | ||
| Obitsu | 20 | 10.8 | 8.6 to 13.7 | 16 | 9.6 | 7.2 to 12.7 | ||
| Miyazaki | 17 | 7.8 | 5.9 to 10.3 | 21 | 10.3 | 8.0 to 13.3 | ||
| Environmental tobacco smoke: | ||||||||
| Yes | 59 | 13.1 | 11.0 to 15.6 | 0.033 | 74 | 10.8 | 9.2 to 12.6 | 0.982 |
| No | 46 | 10.4 | 8.7 to 12.6 | 51 | 10.8 | 9.0 to 12.9 | ||