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BioMed Research International
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2017
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Article
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Tab 4
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Research Article
Adaptation and Validation of the Foot Function Index-Revised Short Form into Polish
Table 4
Convergent validity.
FFI-RS
VAS
HAQ
HAQ walking
FFI-RS total
0.54
0.61
0.51
FFI-RS pain
0.50
0.41
0.32
FFI-RS stiffness
0.52
0.50
0.43
FFI-RS difficulty
0.47
0.61
0.52
FFI-RS activity limitation
0.32
0.37
0.31
FFI-RS social issues
0.34
0.52
0.43
Significant correlation (
< 0.01; 2-tailed).