Figure 2From: Obesity can influence children’s and adolescents’ airway hyperresponsiveness differentlyPrevalence of subjects with airway hyperresponsiveness (PD 20 < 2,400 μg) obtained in underweight, normal weight, overweight and obese males, females (a), smokers, non-smokers (b), moderate/severe and borderline AHR (c), and in those aged ≤ 13 and>13 years(d). No differences among different groups and sub-groups (χ2 tests).Back to article page