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. Author manuscript; available in PMC: 2014 Jan 1.
Published in final edited form as: Med Care. 2013 Jan;51(1):52–59. doi: 10.1097/MLR.0b013e3182763284

TABLE 1.

Patient Characteristics by Condition

Patient Characteristics Heart Failure (N =171,883)
Myocardial Infarction (N = 62,394)
Pneumonia (N = 141,404)
No. (%) No. (%) No. (%)



 Readmissions within 30 days 39,954 23.2 12,131 19.1 25,169 17.8
 Length of stay (days), median (IQR) 4 3–7 5 3–8 5 3–7
 Age (y), median (IQR) 80 74–84 78 72–84 79 74–84
 Female 92,884 54 31,350 49 75,440 53
Top reasons for readmission
 Most frequent Heart failure Heart failure Pneumonia
12,961 32.4 1,850 15.3 5,318 21.1
 2nd most frequent Renal failure Coronary atherosclerosis COPD*
1,718 4.3 1,696 14 1,966 7.8
 3rd most frequent Cardiac dysrhythmias Acute myocardial infarction Heart failure
1,398 3.5 1,000 8.2 1,764 7.0
 4th most frequent Pneumonia Cardiac dysrhythmias Respiratory failure
1,330 3.3 497 4.1 1,009 4.0
 5th most frequent COPD Nonspecific chest pain Septicemia
1,223 3.1 469 3.9 720 2.9
 6th most frequent Coronary atherosclerosis/heart disease Complications of device or procedure Urinary tract infection
5,139 3.0 421 3.5 622 2.5
 7th most frequent Respiratory failure Pneumonia Cardiac dysrhythmias
5,070 2.9 353 2.9 564 2.2
 8th most frequent Hypertension with complications Renal failure Renal failure
4,366 2.5 308 2.5 521 2.1
 9th most frequent Complications of device or procedure Respiratory failure Intestinal infection
4,314 2.5 285 2.4 518 2.1
 10th most frequent Urinary tract infection Gastrointestinal hemorrhage Fluid/electrolyte disorders
3,111 1.8 282 2.3 445 1.8

Note: Top reasons for readmission are based on the Agency for Healthcare Research and Quality’s Clinical Classification’s software.

*

COPD, chronic obstructive pulmonary disease

HHS Vulnerability Disclosure