Chest
Volume 113, Issue 1, January 1998, Pages 162-164
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Clinical Investigations in Critical Care
Utilization of Venous Thromboembolism Prophylaxis in a Medical-Surgical ICU

https://doi.org/10.1378/chest.113.1.162Get rights and content

Study objective

To assess the utilization of venous thromboembolism (VTE) prophylaxis in a medical-surgical ICU.

Setting

A closed (mandatory critical care consult) medical-surgical ICU of a large community teaching hospital.

Interventions

The medical records of consecutive medical-surgical ICU admissions were evaluated by a single investigator during a 3-month period. Risk factors for VTE and the type and timing of VTE prophylaxis were recorded.

Measurements and results

Of 308 admissions evaluated, 209 were included in the study. VTE prophylaxis was administered within the first 24 h of ICU admission to 179 of the 209 study patients or 86%. Fifty-three percent (n=111) were surgical patients and 47% (n=98) were medical patients. The study patients had an average of 4.4 risk factors for VTE. Thirty study patients (14%) did not receive VTE prophylaxis.

Conclusion

Eighty-six percent of the medical-surgical patients included in this study received VTE prophylaxis. The utilization of VTE prophylaxis described in this study is higher compared to previously published data. The nature of physician coverage in our medical-surgical ICU (closed unit), consistent practice patterns of a designated ICU staff, and a continuing medical education program involving VTE prophylaxis are the factors believed to be responsible for these results.

Section snippets

Materials and Methods

The medical-surgical ICU of St. John's Mercy Medical Center, a large community teaching hospital, was the setting for this study. The medical-surgical ICU is closed (mandatory critical care consult) and staffed by critical care attending physicians and critical care subspecialty residents. The critical care attending staff encompasses five critical care attending physicians who rotate through the ICU to provide 24-h patient coverage and teaching for the house staff. The ICU teams caring for the

Results

There were 308 admissions to the ICU during the study period. Ninety-nine admissions met exclusion criteria, resulting in 209 study patients. The reasons for the 99 exclusions were as follows: 10 admissions that represented patients already enrolled in the study earlier in the same hospitalization; 11 patients admitted to the ICU with the diagnosis of deep venous thrombosis or pulmonary embolism; 3 patients who had been cared for by the investigator; 7 patients who died within 24 h; 3 patients

Discussion

We found that 86% of the study group received VTE prophylaxis within the first 24 h in the ICU. This finding differs dramatically from the previously reported level of utilization in the ICU reported by Keane et al.6 What is the explanation for the dramatic difference in utilization of VTE prophylaxis between this study (86% within 24 h) and the prior study (33% after an average of 2 days)?

First, our study looked at a mixed population of medical and surgical patients, as opposed to a population

Conclusion

This study in a medical-surgical ICU staffed by critical care attending physicians and critical care subspecialty residents documented that 86% of the patients received VTE prophylaxis during their first 24 h in the ICU. The utilization of VTE prophylaxis described in this study is much higher than previously reported. The nature of physician coverage in our medical-surgical ICU (closed unit), consistent practice patterns of a designated ICU staff, and a continuing medical education program

References (8)

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