Fig. 2From: Potentially avoidable hospitalization for asthma in children and adolescents by migrant status: results from the Italian Network for Longitudinal Metropolitan StudiesAge and calendar-year-adjusted asthma PAH HRRs (HMPCs vs Italy) by cohort and gender, and MHRRs. 1 Entry in the cohort: 21/10/2001. 2 End of follow-up: 31/12/ 2014. 3 We used the birthplace for individuals residing in Roma until 2007Back to article page