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The test “validation” of the SIMS [1,4] by Smith and Burger [1] proceeded by comparing healthy undergraduates instructed to respond honestly to responses of healthy undergraduates instructed to feign medical or psychological symptoms. As a logical result, the SIMS indeed differentiates persons reporting certain medical symptoms from those ...
Her doctoral thesis, titled "Mental Fatigue", was completed under Thorndike's supervision. [2] [1] Her research on fatigue explored topics such as the influence of mental work on physiological processes and on the changes in mental efficiency. The dissertation was compiled of four studies, three of which she was the only subject.
The fatigue must have lasted for 6 months or longer, and be present at least 50% of the time; Other symptoms are possible, such as muscle pain, mood problems, or sleep disturbance; Conditions known to cause severe fatigue and some mental conditions exclude a diagnosis. Post-infectious fatigue syndrome also requires evidence of a prior infection ...
The following diagnostic systems and rating scales are used in psychiatry and clinical psychology.This list is by no means exhaustive or complete. For instance, in the category of depression, there are over two dozen depression rating scales that have been developed in the past eighty years.
The earlier ICD-10 system categorized neurasthenia under "F48 – Other neurotic disorders". [22] Under "F48.0 Neurasthenia", the characteristics of the disorder differ among various cultures. Two overlapping symptoms can be present: Increased fatigue after mental exertion can be associated with a reduction in cognitive function.
The fatigue allowance is intended to cover the time that the worker should be given to overcome fatigue due to work related stress and conditions. There are three factors that cause fatigue: (1) physical factors like standing and use of force, (2) mental and cognitive factors like mental strain and eye strain , and (3) environmental and work ...
The Maslach Burnout Inventory (MBI) is a psychological assessment instrument comprising 22 symptom items pertaining to occupational burnout. [1] The original form of the MBI was developed by Christina Maslach and Susan E. Jackson with the goal of assessing an individual's experience of burnout. [2]
The Seasonal Pattern Assessment Questionnaire, or SPAQ, is a simple, self-administered screening test for Seasonal Affective Disorder, first developed in 1984.Though some aspects of its accuracy have been questioned since then, it is widely used today, especially by SAD researchers.