Mean device ( range , $ 13,600 - $ 14,400 ) , initial hospitalization ( range , $ 34,800 - $ 38,900 ) , and total health care costs at 2 years in the endovascular ( range , $ 72,400 - $ 78,200 ) and open repair groups ( range , $ 75,600 - $ 82,100 ) were not significantly different among device systems .