International FItness Scale (IFIS): Construct Validity and Reliability in Women With Fibromyalgia: The al-Ándalus Project.

@article{lvarezGallardo2016InternationalFS,
  title={International FItness Scale (IFIS): Construct Validity and Reliability in Women With Fibromyalgia: The al-{\'A}ndalus Project.},
  author={Inmaculada C {\'A}lvarez-Gallardo and Alberto Soriano-Maldonado and V{\'i}ctor Segura-Jim{\'e}nez and Ana Carbonell-Baeza and Fernando Est{\'e}vez-L{\'o}pez and Joseph G. Mcveigh and Manuel Delgado-Fern{\'a}ndez and Francisco B. Ortega},
  journal={Archives of physical medicine and rehabilitation},
  year={2016},
  volume={97 3},
  pages={395-404}
}
OBJECTIVES To examine the construct validity of the International FItness Scale (IFIS) (ie, self-reported fitness) against objectively measured physical fitness in women with fibromyalgia and in healthy women; and to study the test-retest reliability of the IFIS in women with fibromyalgia. DESIGN Cross-sectional study. SETTING Fibromyalgia patient support groups. PARTICIPANTS Women with fibromyalgia (n=413) and healthy women (controls) (n=195) for validity purposes and women with… CONTINUE READING

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