Fig. 7
From: Burden of influenza hospitalization among high-risk groups in the United States
Emergency department visits during the 30-day follow-up period in the elderly influenza and non-influenza cohorts by comorbidity status. A Emergency department visits during the 30-day follow-up period. B Emergency department visits during the influenza season. CAD: Coronary artery disease, CHF: Congestive heart failure, CKD: Chronic kidney disease, COPD: Chronic obstructive pulmonary disease, ED: Emergency department, MI: Myocardial infarction. All p-values for comparisons of ED visit rates between the influenza and non-influenza cohorts < 0.05