A similar pattern is observed in DVT and PE treatment patients. ng Renal impairment - Compared with patients with normal renal function (creatinine clearance > 80 ml/ min) undergoing orthopaedic surgery and receiving fondaparinux 2.5 mg once daily, plasma lo clearance is 1.2 to 1.4 times lower in patients with mild renal impairment (creatinine clearance 50 to 80 ml/ min) and on average 2 times lower in patients with moderate renal impairment (creatinine no