Fig. 5From: Influenza epidemiology and influenza vaccine effectiveness during the 2015–2016 season: results from the Global Influenza Hospital Surveillance NetworkAdjusted odds ratio (aOR) by strain in pregnant admissions 15 to 45 years of age. Adjusted by presence of comorbidities. Only in women aged 15–45 years. Abbreviation: CI, confidence intervalBack to article page