Venous thromboembolism prophylaxis received

What It Means
Percentage of selected surgical patients to received venous thromboembolism prophylaxis within 24 hours prior to surgery to 24 hours after surgery.

Why It Is Important
Venous thromboembolism (VTE) is one of the most common postoperative complications. Taking measures to prevent VTE is the most effective strategy for reducing the occurrence of this surgical complication.

Numerator Definition
Surgery patients who received appropriate venous thromboembolism prophylaxis within 24 hours prior to the surgical incision to 24 hours after the surgery end time.

Denominator Definition
All selected surgery patients with a principle procedure code matching a list of selected ICD-9-CM surgical codes.

Denominator Excluded Populations

  • Patients less than 18 years of age
  • Patients who have a length of stay >120 days
  • Burn patients
  • Patients whose principle procedure was performed entirely by laparoscope
  • Patients enrolled in clinical trials
  • Patients who are on warfarin prior to admission
  • Patients whose principle procedure occurred prior to the date of admission
  • Patients whose total surgery time is less than or equal to 60 minutes
  • Patients who stayed less than or equal to 3 calendar days postoperatively
  • Patients with contraindications to both mechanical and pharmacological prophylaxis
  • Patients who did not receive VTE prophylaxis

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