There is a documented high rate of post-discharge venographic DVT in hip arthroplasty patients even if prophylaxis is used for 7 to 10 days after surgery. There is a 2% rate of post-discharge ...

Anticoagulant prophylaxis is highly recommended in medical patients who are at risk of venous thromboembolism (including pulmonary embolism and deep venous thrombosis), but is underutilized.

Even with prophylaxis, hip arthroplasty patients carry an overall rate of DVT of 10% to 15% (proximal DVT 3% to 7%) as determined by routine venography at the time of discharge.