Psychometric properties of the Fatigue Severity Scale and the Modified Fatigue Impact Scale

2013 ◽  
Vol 331 (1-2) ◽  
pp. 102-107 ◽  
Author(s):  
Y.C. Learmonth ◽  
D. Dlugonski ◽  
L.A. Pilutti ◽  
B.M. Sandroff ◽  
R. Klaren ◽  
...  
2008 ◽  
Vol 14 (4) ◽  
pp. 500-505 ◽  
Author(s):  
C. Sauter ◽  
K. Zebenholzer ◽  
J. Hisakawa ◽  
J. Zeitlhofer ◽  
K. Vass

Objective Fatigue management and energy conservation are effective strategies to minimize fatigue in multiple sclerosis (MS). Sustained results have not yet been reported. Methods A fatigue management course was provided for 32 MS patients. They were tested prior to, directly after participation in the course and in a 7—9 month follow-up with the Fatigue Severity Scale, the MS-specific Fatigue Scale, the Modified Fatigue Impact Scale (MFIS), the Pittsburgh Sleep Quality Index and a self-rating scale for depression. The Expanded Disability Status Score (EDSS) and the MS functional composite (MSFC) were evaluated before and after participation in the course. Results The total score and the Cognitive and Physical subscores of the MFIS showed significant improvements on both points of time. Scores in the Fatigue Severity Scale, MS-specific Fatigue Scale and Psychosocial Fatigue Impact Scale did not improve significantly. MS functional composite and EDSS remained unchanged after six weeks of course participation. Subjective sleep quality improved directly after participation in the course and after 7—9 months. The depression score decreased significantly to a normal level at the end of training and in the 7—9 month follow-up. Conclusion Fatigue management enables MS patients to cope with their fatigue and energy more effectively. Follow-up evaluations showed stable results after 7—9 months. Multiple Sclerosis 2008; 14: 500—505. http://msj.sagepub.com


2020 ◽  
Vol 10 (4) ◽  
pp. 27-37
Author(s):  
O. A. Kreis ◽  
T. M. Alekseeva ◽  
Yu. V. Gavrilov ◽  
P. O. Valko ◽  
Yu. Valko

Introduction. Examination of excessive daytime sleepiness, fatigue and depression in patients with myasthenia gravis is important for differential diagnosis of other disorders, and adds to a comprehensive clinical assessment.Objective. The aim is a comprehensive assessment of sleepiness, fatigue and depression and evaluation of the impact of autoimmune comorbidity on these symptoms in myasthenia gravis patients, using newly validated Russian versions of international questionnaires. The present article aims at familiarizing a wider Russian-speaking audience of specialists in the field of neuromuscular disease and sleep medicine with the main findings of our previously published work.Materials and methods. The study included 73 patients with MG and 230 control subjects. For sleepiness, fatigue and depression evaluation were used: Fatigue Severity Scale (FSS), Fatigue Impact Scale (FIS) (cognitive / physical / psychosocial subscales), Epworth Sleepiness Scale (ESS), Beck Depression Inventory (BDI) (cognitive-affective and somatic domains), Spielberger–Khanin State Trait Anxiety Inventory (STAI).Results. The Fatigue Severity Scale and Fatigue Impact Scale showed good psychometric properties and can be used to identify distinct aspects of fatigue in patients with myasthenia gravis. The studied patient cohort revealed clinically significant fatigue (69.9 %), excessive daytime sleepiness (15.1 %), moderate to severe depression (20.5 %), a high level of personal (64.4 %) and situational anxiety (27.4 %). Among 13 patients with myasthenia gravis and additional autoimmune comorbidity, there were no significant differences in the severity of sleepiness, fatigue and depression compared with the main group.Conclusion. The use of self-reported scale of sleepiness, fatigue and depression combined with careful clinical-neurological characterization adds to a more comprehensive view of the patient. The identification of sleepiness, fatigue and depression can guide therapeutic decisions and contributes to a better patient care. The presence of concomitant autoimmune pathology in patients with myasthenia gravis does not seem to increase the severity of sleepiness, fatigue and depression.


2018 ◽  
Vol 138 (5) ◽  
pp. 408-416 ◽  
Author(s):  
Yury V. Gavrilov ◽  
Galina G. Shkilnyuk ◽  
Philipp O. Valko ◽  
Igor D. Stolyarov ◽  
Elena V. Ivashkova ◽  
...  

2010 ◽  
Vol 16 (6) ◽  
pp. 733-741 ◽  
Author(s):  
A. Lerdal ◽  
S. Johansson ◽  
A. Kottorp ◽  
L. von Koch

Background: Rigorous testing of the original Fatigue Severity Scale (FSS—9) with modern psychometric methods is warranted. Objective: To determine the psychometric properties of the FSS—9 in multiple sclerosis (MS): internal scale validity; person response validity; unidimensionality; uniform differential item functioning; temporal stability of response patterns; and ability to separate people into distinct groups of fatigue. Methods: Rasch analyses were conducted on data from a Norwegian and a Swedish MS cohort followed for two years. Results: Item estimations in the FSS—9 did not differ between sex or levels of education but between the cohorts with regard to disability, disease course and time for evaluation, however, items 1 and 2 demonstrated unacceptable high outfit mean-square values in both cohorts. In an FSS—7 item version, items 3 and 4 in the Norwegian and 4 in the Swedish cohort demonstrated unacceptable goodness of fit but high separation indexes. In the FSS—7, the first unidimensional factor explained 87.5% (Norwegian cohort) and 86.4% (Swedish cohort) of the total variation. Conclusions: In MS, the FSS—7 demonstrates better psychometric properties than the FSS—9; items 1 and 2 neither empirically nor conceptually fit with the other seven items.


2005 ◽  
Vol 11 (1) ◽  
pp. 76-80 ◽  
Author(s):  
D Kos ◽  
E Kerckhofs ◽  
I Carrea ◽  
R Verza ◽  
M Ramos ◽  
...  

Objective: To evaluate the psychometric properties of the Modified Fatigue Impact Scale (MFIS) in four different European countries. Methods: Individuals with definite multiple sclerosis (MS) were selected from centres in Italy (n=50), Spain (n=30), Slovenia (n=50) and Belgium (n=51) and completed the MFIS and the Fatigue Severity Scale (FSS) twice (interval ≤ 3 days). Results: In all four samples, the MFIS demonstrated a good reproducibility (intraclass correlation coefficient ≥ 0.84), with no significant differences between countries (P=0.77). Moderate correlations were found between the MFIS and FSS. No significant correlations were found between the MFIS and age, gender, type of MS, duration of the disease or EDSS score. Factor analysis of all samples (n=181) could not completely confirm the original assumptions concerning the physical, cognitive and psychosocial component. The total score, the physical and the cognitive subscale of the scale were homogeneous (Cronbach’s alpha 0.92, 0.88 and 0.92, respectively), but the psychosocial subscale had a Cronbach’s alpha of 0.65. Conclusions: No cultural or linguistic differences were found in the psychometric properties of the Belgian, Italian, Slovenian or Spanish version of the MFIS. We recommend this scale for research purposes and in clinical practice. Due to the limited value of the psychosocial subscale, we recommend interpreting this subscale with caution.


2010 ◽  
Vol 33 (4) ◽  
pp. 290-297 ◽  
Author(s):  
Helena Burger ◽  
Franco Franchignoni ◽  
Nataša Puzić ◽  
Andrea Giordano

2019 ◽  
Vol 26 (6) ◽  
pp. 448-455 ◽  
Author(s):  
Fuad A. Abdulla ◽  
Fahd A. Al-Khamis ◽  
Abdulla A. Alsulaiman ◽  
Ali M. Alshami

2011 ◽  
Vol 20 (9) ◽  
pp. 1447-1456 ◽  
Author(s):  
Anners Lerdal ◽  
Anders Kottorp ◽  
Caryl Gay ◽  
Bradley E. Aouizerat ◽  
Carmen J. Portillo ◽  
...  

2021 ◽  
Vol 38 (2) ◽  
pp. 37-44
Author(s):  
T. V. Baidina ◽  
T. I. Kolesova ◽  
Yu. V. Malinina ◽  
T. N. Trushnikova ◽  
M. A. Danilova

Objective. The aim of the work was to study the fatigue syndrome in various organic brain diseases. Materials and methods. Patients in the recovery period of hemispheric stroke, with Parkinson's disease and multiple sclerosis were examined. Along with the clinical one, there was conducted a study using the asthenia questionnaire MFI-20, FIS (Fatigue Impact Scale), FSS (Fatigue Severity Scale). Results. It has been established that patients with various diseases of the central nervous system have a syndrome of fatigue, which is a nosogenic one, that is, a consequence of organic brain damage.


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