Crosscultural reliability of the physical ability dimension of the health assessment questionnaire.

@article{Ferraz1990CrossculturalRO,
  title={Crosscultural reliability of the physical ability dimension of the health assessment questionnaire.},
  author={Marcos Bosi Ferraz and Leda Magalhaes Oliveira and Pola Maria Poli Ara{\'u}jo and E. Atra and Peter Tugwell},
  journal={The Journal of rheumatology},
  year={1990},
  volume={17 6},
  pages={813-7}
}
Functional ability evaluation constitutes an important outcome measurement in any proposed trial involving patients with rheumatoid arthritis (RA). We performed a crosscultural study directed at the translation into Portuguese of the Physical Ability Dimension of the Health Assessment Questionnaire (HAQ) and the evaluation of its reliability. Five questions were modified in the Portuguese version of the HAQ to suit Brazilian conditions. The test-retest correlation coefficient was 0.905 (p less… CONTINUE READING
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