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2005 National Healthcare Quality Report

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Postoperative pulmonary embolism or deep venous thrombosis

Measure Source

Agency for Healthcare Research and Quality (AHRQ) Patient Safety Indicators (PSI).


2.16 Postoperative pulmonary embolus (PE) or deep vein thrombosis (DVT) per 1,000 surgical discharges (excluding patients admitted for DVT, obstetrics, and plication of vena cava before or after surgery), United States, 2001 and 2002.

Data Source

AHRQ, Center for Delivery, Organization, and Markets, Healthcare Cost and Utilization Project (HCUP), Nationwide Inpatient Sample.


Hospital surgical patients, excluding patients admitted for deep vein thrombosis, obstetrics, neonatal, and patients with secondary procedure of plication of vena cava before or after surgery.


Subset of the denominator with any secondary diagnosis of deep vein thrombosis (45111, 45119, 4512, 45181, 4519, 4538, 4539) or pulmonary embolism (41511, 41519).


Rates are adjusted by age, gender, age-gender interactions, comorbidities, and Diagnosis Related Groups (DRG) clusters When reporting is by age, the adjustment is by gender, comorbidities, and DRG clusters; when reporting is by gender, the adjustment is by age, comorbidities, and DRG clusters.

Although not all States participate in the HCUP database, the Nationwide Inpatient Sample is weighted to give national estimates using weights based on all U.S. community, non-rehabilitation hospitals in the American Hospital Association Annual Survey of Hospitals.

This table was created using version 2.1, revision 2, of the AHRQ PSI software. This measure is referred to as indicator 12 in the software documentation. Further information about this and other safety and quality indicators is available from the AHRQ Quality Indicators website at

Postoperative sepsis. Postoperative respiratory failure.


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