Ravn
Senior Member (Voting Rights)
Posts have been copied from this thread about a study that used the MFI.
The intro to the linked MFI questionnaire saysThe MFI-20 questions are (click to expand image)
Link to original document, https://www.med.upenn.edu/cbti/asse.../Multidimensional Fatigue Inventory (MFI).pdf
Does anyone know what validation study they refer to? Because, applied to ME, some of the MFI questions are extremely open to different interpretations. Not to mention patronisingly phrased, e.g. what has 'feeling' to do with anything in for example "Physically, I feel only able to do a little"? This MFI, like most other questionnaires, should never have passed validation for ME.Population for Testing The scale has been validated in a variety of participant populations, including cancer patients (mean age of 61 years), army recruits (mean age of 21 years), psychology students (mean age of 24 years), and individuals participating in a study of chronic fatigue syndrome (mean age of 39 years).
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