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Table 1 Pooled responses about clarity to four physical-function items a

From: Better assessment of physical function: item improvement is neglected but essential

Item stem and response options Number % Rated unclear (SEb)
Are you able to [...]   258 7.75 (0.02)
1. Without any difficulty
2. With a little difficulty
3. With some difficulty
4. With much difficulty
5. Unable to do)
  
Does your health now limit you in [...]   270 7.78 (0.02)
1. Not at all
2. Very little
3. Somewhat
4. Quite a lot
5. Cannot do
  
Due to my health [...] is   270 10.74 (0.02)
1. Impossible
2. Very difficult
3. Slightly difficult
4. Easy
5. Very easy
  
How easy is it for you to [...]   258 11.63 (0.02)
1. Very easy
2. Easy
3. Slightly difficult
4. Difficult
5. Very difficult
6. Impossible
  
For me, [...] is ...   258 15.12 (0.02)
1. Very easy
2. Easy
3. Slightly difficult
4. Difficult
5. Very difficult
6. Impossible
  
Does your health now limit you in [...]? If so, how much?a   136 17.65 (0.03)
1. Yes, limited a lot
2. Yes, limited a little
3. No, not limited at all   
  1. aBathe and dress yourself, climb several flights of stairs, open a new milk carton, and run errands and shop.
  2. bStandard error.
  3. cPF-10 items, normally presented in grid format, were originally presented as single items with two-part questions. Only item stems and response options varied.