A 58-year-old male chronic smoker diabetic and having normal coronaries presents with bilateral calf claudication. Femoral pulses are palpable but distal pulses are absent with bilateral ABI of 0.5 and no rest pain or tissue loss. He has following doubts after reading about peripheral vascular disease on internet and needs a counselling session with the treating vascular surgeon.
What are the chances of losing the limb over the next few years & what are the chances of mortality?