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Chronic fatigue with a known cause is twice as common as idiopathic chronic fatigue. [6] Idiopathic chronic fatigue affects between 2.4% and 6.42% of patients, [26] with females more likely to be affected than men. [1] Age at onset is typically over 50 years of age. [13]
[10]: 228 A 2021–2022 CDC survey found that 1.3% of adults in the United States, or 3.3 million, had ME/CFS. [70] Women are diagnosed with ME/CFS about 1.5 to four times more often than men. [9] [37] The prevalence in children and adolescents is slightly lower than in adults, [9] and children have it less than adolescents. [71]
Clinical descriptions of ME/CFS (myalgic encephalomyelitis/chronic fatigue syndrome) vary. Different groups have produced sets of diagnostic criteria that share many similarities. The biggest differences between criteria are whether post-exertional malaise (PEM) is required, and the number of symptoms needed. [1]
Between 2001 and 2022, suicide rates actually increased significantly for men and women over 55, while it declined for those age 15 to 34. Making sense of the statistics
In the 21st century, additional factors have been identified such as genetic contributions, though experience also plays a role. So, the perceived causes of mental illness have changed over time and will most likely continue to alter while more research develops throughout the years. Outside the West, community approaches remain a focus.
The Canadian Consensus Criteria require "post exertional malaise and/or [post exertional] fatigue" instead. [21] [22] [23] [19] [24] On the other hand, the older Oxford Criteria lack any mention of PEM, [25] and the Fukuda Criteria consider it optional. Depending on the definition of ME/CFS used, PEM is present in 60 to 100% of ME/CFS patients. [6]
The term “postviral syndrome” was classified to code 780.7, Malaise and fatigue, in Chapter 16, Symptoms, signs and ill-defined conditions. [ 58 ] The name Chronic Fatigue Syndrome has been attributed to the US Centers for Disease Control 1988 research case definition for the illness, "Chronic fatigue syndrome: a working case definition".
This article needs to be updated. The reason given is: Many outdated sources and information (older than five years). Please help update this article to reflect recent events or newly available information. (July 2024) Medical condition Major depressive disorder Other names Clinical depression, major depression, unipolar depression, unipolar disorder, recurrent depression Specialty Psychiatry ...