Table 3 |
|
|
Appraisal of clarity between legacy (original) and rewritten HAQ-DI1 and PF-102 and "performance" and "capability" items |
|
|
Item group (number completing) |
% Unclear (SEc) |
|
|
|
|
HAQ-DI, Legacy (20) |
5.8 (0.56) |
|
HAQ-DI, Rewritten (20) |
5.4 (0.68) |
|
PF-10, Legacy (10) |
12.5 (1.6) |
|
PF-10, Rewritten initial (10) |
10.8 (1.1) |
|
PF-10, Rewritten final (2) |
4.5 (1.8) |
|
Capability ("Are you able...?") (219) |
8.9 (0.43) |
|
Performance ("Did you...?") (48) |
15.5 (1.2) |
|
|
|
|
aHealth Assessment Questionnaire Disability Index. b10-item physical function scale of the SF-36. cStandard error of proportion. |
|
|
Bruce et al. Arthritis Research & Therapy 2009 11:R191 doi:10.1186/ar2890 |
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