││ 2 ...it causes other discomfort to do so,

││ 3 ...you prefer not to,

││ 4 or, for some other reason?

││

│ END OF FILTER

│

│ HECDD

│ Do you get it when you walk at an ordinary pace on the level?

│ 1 Yes

│ 2 No

│ 3 Never walks at an ordinary pace on the level

│

│ IF (gets pain when walks at an ordinary pace on the level = Never walks [HeCDd = 3]) OR

│ (pain or discomfort when walking = Never walk [HECDC = 3] AND gets pain when walks at

│ an ordinary pace on the level = No [HeCDd = No])

││

││ HECDD1

││ Do you never walk uphill/hurry/walk at an ordinary pace because…READ OUT...

││ CODE ONE ONLY

││ 1 ...it causes you pain or discomfort in your legs,

││ 2 ...it causes other discomfort to do so,

││ 3 ...you prefer not to,

││ 4 or, for some other reason?

││

│END OF FILTER

│

│ HECDE

│ If you stand still does the pain usually...

│ INTERVIEWER: Read out...

│ 1 ...continue for more than 10 minutes,

│ 2 or, disappear in 10 minutes or less?

│

│ HECDF

│ Where do you get this pain or discomfort? Is it in the...

│ INTERVIEWER: Read out each in turn and code all that apply.

│ 1 ... Calf muscle?

│ 2 ... Thigh or buttocks?

│ 3 ... Somewhere else?

│ [Multiple responses to HECDF are recoded in variables HECDF1 to HECDF3]

│ [code maximum 3 out of 3 possible responses]

│

END OF FILTER