Severity-Standardized Average Length of Stay -- Routine Care (risk adjusted)

Number of inpatient hospital discharges (for respective condition)
Inclusions:
1. Global time period = Cases with discharge dates falling within six-month measurement time period
2. Cases meeting global Clinical Criteria for Acute Myocardial Infarction (AMI), Coronary Artery Bypass Graft (CABG), Percutaneous Coronary Intervention (PCI), or Pneumonia, respectively
3. Patients aged 18-64 years at admission
4. Primary source of payment = private/commercial health insurance plan
5. Cases with Routine Care accommodation Days 0 or more, whole number values, defined by UB-92 revenue codes