Figure 5: Meta-analysis results of the association between
AR+asthma and (A) RHIN-Total score and (B) CARAT-Total score, stratified
by countries.
Models were adjusted for sex, age, smoking status, exposure to smoke,
education, ARIA grade, sensitivity to allergens, and drugs taken in the
last 12 months as fixed factors. I-squared, variation in estimated
effect attributable to heterogeneity.