From: Better assessment of physical function: item improvement is neglected but essential
 |  | PF-10 |  | |||
---|---|---|---|---|---|---|
 | Legacyc | Rewrittend | ||||
 | Original Stem: During a typical day does your health now limit you in ... If so, how much? | New Stem: How much does your health now limit you ... | ||||
Items | Total Completing Item (n) | Yes, limited a lot (%) | No, not limited at all (%) | Total Completing Item (n) | Cannot do (%) | Not at all (%) |
   1. Bathing and dressing yourself | 81 | 0 | 65 | 74 | 4 | 61 |
   2. Climbing one flight of stairs | 77 | 8 | 55 | 71 | 24 | 41 |
   3. Walking several hundred yards | 75 | 20 | 55 | 81 | 19 | 48 |
   4. Walking more than a mile | 81 | 32 | 33 | 78 | 31 | 22 |
   5. Vigorous activities (running, lifting heavy objects, participating in strenuous sports |  |  |  |  |  |  |
Mean instrument score: All 10 PF-10 items | 19.8 | 44.9 | Â | 23.6 | 35.6* | |
 |  | HAQ-DI |  |  |  | |
 | Legacy c | Rewritten d | ||||
 | Original stem: Over the past week, have you been able to ... | New stem: Are you able to ... | ||||
 | Total completing item (n) | Unable to do (%) | Without any difficulty (%) | Total completing item (n) | Unable to do (%) | Without any difficulty (%) |
1. Lift full cup or glass to mouth | 81 | 0 | 91 | 78 | 0 | 88 |
2. Climb up five steps | 81 | 2 | 69 | 75 | 4 | 71 |
3. Get in and out of a car | 71 | 3 | 61 | 71 | 1 | 54 |
4. Reach and get down a 5 lb. object from above your head | 78 | 10 | 62 | 81 | 9 | 48 |
5. Chores such as vacuuming/yard work | 74 | 18 | 35 | 71 | 21 | 30 |
Mean instrument score: All 20 HAQ-DI items | 4.8 | 73.2 | Â | 4.7 | 66.3** |