Figure 3. Adjusted relative risks and 95% confidence intervals of comorbidity, as indicated by health services use, use among individuals 4 years and younger and 5 to 17 years with compared to without asthma for specific disease conditions.

Solid diamonds represent relative risks for individuals four years and younger; hollow diamonds represent relative risks for individuals five to 17 years. All analyses were adjusted for age, sex, socioeconomic status, rural/urban place of residence, a co-diagnosis of COPD, and other comorbidity as indicated by ICD-9 category.