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. Author manuscript; available in PMC: 2022 Feb 22.
Published in final edited form as: J Asthma. 2020 Jan 23;58(5):565–572. doi: 10.1080/02770903.2020.1713149

Figure 1.

Figure 1.

Percentagea of emergency department (ED) visitsb for asthmac admitted to a critical care unit (CCU)—National Hospital Ambulatory Medical Care Survey, United States, 2010–2015.

aPercentage of emergency department (ED) visits with asthma as the primary diagnosis that were admitted to a critical care unit (CCU).

bBased on a sample of visits to EDs in noninstitutional general and short-stay hospitals, exclusive of federal, military, and Veterans administration hospitals, located in the 50 states and the District of Columbia.

cDefined as ED visits with a diagnosis of asthma (ICD-9-CM 493.0) as the primary diagnosis for the current visit.