Question	Response	Sensitivity (%)	Specificity (%)
Do you get pain or discomfort in your leg(s) when you walk?	Yes (If patient answers no, then stop here)	99.3	13.1
Does this pain ever begin when you are standing still or sitting?	No	99.3	80.3
Do you get pain if you walk uphill or hurry?	Yes	98.8	13.1
Do you get pain if you walk at an ordinary pace on level ground?	Yes or no, dependent on severity of claudication	—	—
What happens if you stand still?	Pain gone in 10 minutes or less	90.6	63.9
Where do you get this pain?	Calf,* thigh, or buttock† marked	—	—