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Table 2 Random effect meta-analytic asthma PAH rate ratios (MHRR) adjusted for age and calendar-year (reference: Italy)

From: Potentially avoidable hospitalization for asthma in children and adolescents by migrant status: results from the Italian Network for Longitudinal Metropolitan Studies

Country/area of origin MHRR 95%CI I squared P-value Cochran
Lower limit Upper limit
Central-Eastern Europe 0.80 0.65 0.98 0% 0.566
Northern Africa 1.63 1.26 2.10 8% 0.365
Sub-Saharan Africaa 2.13 1.48 3.07 29% 0.232
Central-Southern America 1.95 1.52 2.49 0% 0.878
Asia 1.66 1.42 1.94 0% 0.502
  1. aThe number of cohorts with HRR > 0 included in the meta-analysis was 6 except for Sub-Saharan Africa, which was 5
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