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. Author manuscript; available in PMC: 2016 Jan 31.
Published in final edited form as: JAMA Intern Med. 2015 Feb 1;175(2):237–244. doi: 10.1001/jamainternmed.2014.6781

Table 3.

Treatment Utilization Among High-Risk Patients Admitted to Teaching Hospitals for Acute Myocardial Infarction, Heart Failure, or Cardiac Arrest During Dates of 2 National Cardiology Meetings

Condition and
Treatment Utilization
Adjusted (95% CI) P Value
Meeting Dates Nonmeeting Dates
Acute Myocardial Infarction
PCI, % 20.8 (15.3 to 26.3) 28.2 (25.5 to 30.8) .02
Circulatory support, %a 20.3 (14.5 to 26.1) 20.1 (17.3 to 22.8) .93
CABG, % 11.3 (7.9 to 14.7) 8.6 (7.5 to 9.8) .12
Hospital charges, $ 92 611 (76 165 to 109 058) 88 562 (79 945 to 97 178) .63
Length of stay, d 9.5 (8.1 to 10.9) 9.3 (8.8 to 9.8) .77
Heart Failure
Catheterization or monitoring, %b 2.2 (0.8 to 3.7) 2.7 (1.8 to 3.6) .54
CABG, % 1.1 (−0.5 to 2.8) 0.6 (−0.1 to 1.2) .32
Hospital charges, $ 50 779 (42 329 to 59 228) 55 685 (49 011 to 62 358) .17
Adjusted length of stay, d 8.2 (7.5 to 8.9) 8.5 (8.0 to 8.9) .43
Cardiac Arrest
PCI, % 6.5 (2.7 to 10.4) 5.9 (3.8 to 8.0) .75
CABG, % 3.1 (0.4 to 5.8) 2.3 (1.0 to 3.6) .50
Hospital charges, $ 112 716 (84 313 to 141 119) 86 322 (76 858 to 95 787) .07
Length of stay, d 11.7 (9.2 to 14.3) 9.3 (8.3 to 10.3) .07

Abbreviations: CABG, coronary artery bypass grafting; PCI, percutaneous coronary intervention.

a

Includes intra-aortic balloon pump counterpulsation or peripherally inserted ventricular assist device.

b

Diagnostic catheterization of the right side of the heart or invasive hemodynamic monitoring with tailored therapy.