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. Author manuscript; available in PMC: 2015 Jun 3.
Published in final edited form as: Circ Cardiovasc Qual Outcomes. 2015 Mar 3;8(2):195–203. doi: 10.1161/CIRCOUTCOMES.114.001384

Table 4.

Safety Events and Healthcare Utilization Outcomes

HEART Pathway
Low-Risk Patients
High-Risk Patients
Total
Usual Care
Outcomes Number, n=66 Percent Number n=75 Percent Number, n=141 Percent. Number, n=141 Percent P Value*
Index length of stay, h; median (IQR) 6.4 (5.6–8.8) 25.9 (11.4–46.7) 9.9 (6.3–26.4) 21.9 (8.4–28.2) 0.013
Index visit disposition
  Hospitalization 19 28.8 66 88.0 85 60.3 110 78.1 0.002
    Observation unit 18 27.3 25 33.3 43 30.5 62 44.0 0.31
    Inpatient ward (admission) 1 1.5 41 54.7 42 29.8 48 34.0 0.52
  Discharge 47 71.2 8 10.7 55 39.0 31 22.0 0.003
  AMA 0 0 1 1.3 1 0.7 0 0 >0.999
  Early discharge 47 71.2 9 12.0 56 39.7 26 18.4 0.0001
Recurrent hospital care at 30 days
  Repeat ED visit 2 3.0 8 10.7 10 7.1 18 12.8 0.16
    Cardiac related 0 0 4 5.3 4 2.8 6 4.3 0.75
  Nonindex hospitalization 1 1.5 8 10.7 9 6.4 9 6.4 >0.999
    Cardiac related 0 0 5 6.7 5 3.6 4 2.8 >0.999
MACE at 30 days
  Cardiovascular death 0 0 0 0 0 0 0 0
  MI 0 0 7 9.3 7 50 9 6.4 0.80
    With revascularization 0 0 1 1.3 1 0.7 5 3.6 0.21
      PCI 0 0 1 1.3 1 0.7 4 2.8 0.37
      CABG 0 0 0 0 0 0 1 0.7 >0.999
    Without revascularization 0 0 1 1.3 1 0.7 0 0 >0.999
      PCI 0 0 1 1.3 1 0.7 0 0 >0.999
      CABG 0 0 0 0 0 0 0 0

AMA indicates against medical advice; CABG, coronary artery bypass graft; ED, emergency department; IQR, interquartile range; MACE, major adverse cardiac event; MI, myocardial infarction; and PCI, percutaneous coronary intervention.