HECDA

Do you get pain or discomfort in either of your legs which comes on when you walk?

1 Yes

2 No

3 Cannot walk

IF whether has pain or discomfort in legs when walking = yes [HeCda = 1]

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│ HECDB

│ Does this pain ever begin when you are standing still or sitting?

│ 1 Yes

│ 2 No

│

│ HECDC

│ Do you get it if you walk uphill or hurry?

│ 1 Yes

│ 2 No

│ 3 Never walks uphill or hurries

│

│ IF pain or discomfort when walking = Never walk [HECDC = 3]

││

││ HeCdc1

││ Do you never walk uphill/hurry because... READ OUT...

││ CODE ONE ONLY

││ 1 ...it causes you painor discomfort in your legs,