F1026-C11911
C11911
Modified Fatigue Impact Scale (MFIS) - unable think clearly score
Scale of having been unable to think clearly as part of Modified Fatigue Impact Scale form
Exploratory
Modified Fatigue Impact Scale (MFIS)
False
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F1026-C11912
C11912
Modified Fatigue Impact Scale (MFIS) - clumsy uncoordinated score
Scale for having been clumsy and uncoordinated as part of Modified Fatigue Impact Scale form
Exploratory
Modified Fatigue Impact Scale (MFIS)
False
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F1026-C11913
C11913
Modified Fatigue Impact Scale (MFIS) - forgetful score
Scale for having been forgetful as part of Modified Fatigue Impact Scale form
Exploratory
Modified Fatigue Impact Scale (MFIS)
False
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F1026-C11914
C11914
Modified Fatigue Impact Scale (MFIS) - pace physical activity score
Scale for having paced self in the physical activities as part of Modified Fatigue Impact Scale form
Exploratory
Modified Fatigue Impact Scale (MFIS)
False
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F1026-C11915
C11915
Modified Fatigue Impact Scale (MFIS) - less motivate physical effort score
Scale for having been less motivated to do anything that requires physical effort as part of Modified Fatigue Impact Scale form
Exploratory
Modified Fatigue Impact Scale (MFIS)
False
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F1026-C11916
C11916
Modified Fatigue Impact Scale (MFIS) - less motivate social activity score
Scale for having been less motivated to participate in social activities as part of Modified Fatigue Impact Scale form
Exploratory
Modified Fatigue Impact Scale (MFIS)
False
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F1026-C11917
C11917
Modified Fatigue Impact Scale (MFIS) - limit ability activity away from home score
Scale for having been limited in the ability to do things away from home as part of Modified Fatigue Impact Scale form
Exploratory
Modified Fatigue Impact Scale (MFIS)
False
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F1026-C11918
C11918
Modified Fatigue Impact Scale (MFIS) - trouble maintain physical effort long time score
Scale for having had trouble maintaining physical effort for long periods as part of Modified Fatigue Impact Scale form
Exploratory
Modified Fatigue Impact Scale (MFIS)
False
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F1026-C11919
C11919
Modified Fatigue Impact Scale (MFIS) - difficult make decision score
Scale for having had difficulty making decisions as part of Modified Fatigue Impact Scale form
Exploratory
Modified Fatigue Impact Scale (MFIS)
False
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F1026-C11920
C11920
Modified Fatigue Impact Scale (MFIS) - less motivate activity require think score
Scale for having been less motivated to do anything that requires thinking as part of Modified Fatigue Impact Scale form
Exploratory
Modified Fatigue Impact Scale (MFIS)
False
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F1026-C11921
C11921
Modified Fatigue Impact Scale (MFIS) - muscle weak score
Scale for feeling weak in muscles as part of Modified Fatigue Impact Scale form
Exploratory
Modified Fatigue Impact Scale (MFIS)
False
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F1026-C11922
C11922
Modified Fatigue Impact Scale (MFIS) - physical uncomfort score
Scale for having been physically uncomfortable as part of Modified Fatigue Impact Scale form
Exploratory
Modified Fatigue Impact Scale (MFIS)
False
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F1026-C11923
C11923
Modified Fatigue Impact Scale (MFIS) - trouble finish task require think score
Scale for having had trouble finishing tasks that require thinking as part of Modified Fatigue Impact Scale form
Exploratory
Modified Fatigue Impact Scale (MFIS)
False
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F1026-C11924
C11924
Modified Fatigue Impact Scale (MFIS) - difficult organize thought home work score
Scale for having had difficulty organizing thoughts when doing things at home or at work as part of Modified Fatigue Impact Scale form
Exploratory
Modified Fatigue Impact Scale (MFIS)
False
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F1026-C11925
C11925
Modified Fatigue Impact Scale (MFIS) - unable complete task physical effort score
Scale for having been less able to complete tasks that require physical effort as part of Modified Fatigue Impact Scale form
Exploratory
Modified Fatigue Impact Scale (MFIS)
False
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F1026-C11926
C11926
Modified Fatigue Impact Scale (MFIS) - think slow down score
Scale for slowed down thinking as part of Modified Fatigue Impact Scale form
Exploratory
Modified Fatigue Impact Scale (MFIS)
False
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F1026-C11927
C11927
Modified Fatigue Impact Scale (MFIS) - trouble concentrate score
Scale for having had trouble concentrating as part of Modified Fatigue Impact Scale form
Exploratory
Modified Fatigue Impact Scale (MFIS)
False
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F1026-C11928
C11928
Modified Fatigue Impact Scale (MFIS) - limit physical activity score
Scale for having limited physical activities as part of Modified Fatigue Impact Scale form
Exploratory
Modified Fatigue Impact Scale (MFIS)
False
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F1026-C11929
C11929
Modified Fatigue Impact Scale (MFIS) - rest more often longer score
Scale for having needed to rest more often or for longer periods as part of Modified Fatigue Impact Scale form
Exploratory
Modified Fatigue Impact Scale (MFIS)
False
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F1026-C11930
C11930
Modified Fatigue Impact Scale (MFIS) - physical sub score
Sum of MFIS Physical items (range: 0-36)
Exploratory
Modified Fatigue Impact Scale (MFIS)
False
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F1026-C11931
C11931
Modified Fatigue Impact Scale (MFIS) - cognitive score
Sum of MFIS Cognitive items (range: 0-40)
Exploratory
Modified Fatigue Impact Scale (MFIS)
False
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F1026-C11932
C11932
Modified Fatigue Impact Scale (MFIS) - psychosocial score
Sum of MFIS Psychosocial items (range: 0-8)
Exploratory
Modified Fatigue Impact Scale (MFIS)
False
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F1026-C11933
C11933
Modified Fatigue Impact Scale (MFIS) - total score
Total MFIS score (range: 0-84)
Exploratory
Modified Fatigue Impact Scale (MFIS)
False
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F2708-C12425
C12425
Polysomnography study date
Date on which the polysomnography (sleep study) being reported was performed
Supplemental
Polysomnography (PSG) for ME/CFS
False
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
F2708-C12426
C12426
Polysomnography study type
Type of polysomnography (sleep study) that is being reported
Supplemental
Polysomnography (PSG) for ME/CFS
False
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome
Myalgic Encephalomyelitis/Chronic Fatigue Syndrome