Above knee includes CFA = common femoral artery, SFA = superficial femoral artery, Profunda, above-knee popliteal. BK = below-knee. Tibial defined as tibioperoneal trunk, anterior tibial, posterior tibial, and peroneal. Pedal = dorsalis pedal, posterior tibial at ankle level, and tarsal/plantar. Endovascular-popliteal intervention not stratified to above or below knee.