Hospitalization in the United States, 1997--HCUP Fact Book No. 1

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Figure 7. Comorbidities Among Hospitalized Patients

Pie chart showing the percentage of Comorbidities Among Hospitalized Patients. A text description is shown below.

No comorbidities: 45.7 percent
1 comorbidity: 21.2 percent
2 comorbidities: 15.3 percent
3 comorbidities: 17.8 percent

Note: Comorbidities can make a hospital stay more expensive and complicated. Conditions are designated as comorbidities if they are not directly related to the principal diagnosis and are likely to have originated prior to the hospital stay.

Source: Elixhauser A, Steiner C, Harris DR, Coffey RM. Comorbidity measures for use with administrative data. Medical Care 1998, 36(1):8-27.

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