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Bell CFIDS disability scale
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The '''Bell [[Chronic Fatigue Immune Dysfunction Syndrome|CFIDS]] disability scale''' aka '''Bell disability scale''' aka '''Bell fatigue scale''' is a symptom scale created by Dr. [[David Bell]], the New York state physician at the heart of the [[1985 Lyndonville outbreak]] and described in his 1995 book, ''The Doctor’s Guide to Chronic Fatigue Syndrome: Understanding, Treating and Living with CFIDS''.<ref>Bell DS. The Doctor’s Guide to Chronic Fatigue Syndrome: Understanding, Treating and Living with CFIDS. Boston: Da Capo Lifelong Books; 1995.</ref> ==Features== *Self-scoring *For adults with [[ME/CFS]] *Comprised of eleven statements *Scale is scored from 0 (very severe, bedridden constantly) – 100 (healthy) *No fee for use ==CFIDS Disability Scale== Directions: Please circle the number of the statement that best describes your level of physical function.<ref>http://www.oiresource.com/cfsscale.htm</ref> 100: No symptoms at rest; no symptoms with [[exercise]]; normal overall activity level; able to work full-time without difficulty. 90: No symptoms at rest; mild symptoms with activity; normal overall activity level; able to work full-time without difficulty. 80: Mild symptoms at rest; symptoms worsened by [[exertion]]; minimal activity restriction noted for activities requiring exertion only; able to work full-time with difficulty in jobs requiring exertion. 70: Mild symptoms at rest; some daily activity limitation clearly noted. Overall functioning close to 90% of expected except for activities requiring exertion. Able to work full-time with difficulty. 60: Mild to moderate symptoms at rest; daily activity limitation clearly noted. Overall functioning 70%-90%. Unable to work full-time in jobs requiring physical labor, but able to work full-time in light activity if hours flexible. 50: Moderate symptoms at rest. Moderate to severe symptoms with exercise or activity; overall activity level reduced to 70% of expected. Unable to perform strenuous duties, but able to perform light duty or desk work 4-5 hours a day, but requires rest periods. 40: Moderate symptoms at rest. Moderate to severe symptoms with exercise or activity; overall activity level reduced to 50%-70% of expected. Not confined to house. Unable to perform strenuous duties; able to perform light duty or desk work 3-4 hours a day, but requires rest periods. 30: Moderate to severe symptoms at rest. Severe symptoms with any exercise; overall activity level reduced to 50% of expected. Usually confined to house. Unable to perform any strenuous tasks. Able to perform desk work 2-3 hours a day, but requires rest periods. 20: Moderate to severe symptoms at rest. Unable to perform strenuous activity; overall activity 30%-50% of expected. Unable to leave house except rarely; confined to bed most of day; unable to concentrate for more than 1 hour a day. 10: Severe symptoms at rest; bedridden the majority of the time. No travel outside of the house. Marked [[Cognitive dysfunction|cognitive symptoms]] preventing concentration. 0: Severe symptoms on a continuous basis; bedridden constantly; unable to care for self. ==Learn more== *[http://www.oiresource.com/cfsscale.htm CFIDS Disability Scale write-up on OI Resource] *[https://www.commondataelements.ninds.nih.gov/ReportViewer.aspx?/nindscdereports/rptNOC&rs:Command=Render&rc:Parameters=false&crfID=F2741 NINDS CDE Notice of Copyright: Bell CFIDS Disability Scale] ==See also== *[[David Bell]] ==References== {{Reflist}} [[Category:Tests]] [[Category:Symptom scales]]
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