Fig. 3From: Epidemiology of asthma exacerbation in children before and after the COVID-19 pandemic: a retrospective study in Chengdu, ChinaProportions of children hospitalized annually for asthma exacerbation who also had allergic rhinitis (AR, blue bar), chronic rhinosinusitis (CRS, brown bar), adenoid hypertrophy (AH, grey bar) or bronchointerstitial pneumonia (BIP, gold line)Back to article page