Chapter

STOP, THAT and One Hundred Other Sleep Scales

pp 163-165

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Fatigue Impact Scale (FIS)

  • Azmeh ShahidAffiliated withUniversity of Toronto The Youthdale Child and Adolescent Sleep Centre Email author 
  • , Kate WilkinsonAffiliated withUniversity of Toronto The Youthdale Child and Adolescent Sleep Centre
  • , Shai MarcuAffiliated withUniversity of Toronto The Youthdale Child and Adolescent Sleep Centre
  • , Colin M. ShapiroAffiliated withDepartment of Psychiatry, University of Toronto The Youthdale Child and Adolescent Sleep Centre

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Abstract

The FIS was developed to assess the symptom of fatigue as part of an underlying chronic disease or condition. Consisting of 40 items, the instrument evaluates the effect of fatigue on three domains of daily life: cognitive functioning, physical functioning, and psychosocial functioning [1].