to be 43% (95% confidence interval [CI]: 30%-55%), and the prevalence of very severe, severe, moderate, and mild depression levels were estimated to be 5%, 19%, 33%, and 38%. 5 Depression is one of the main reasons for disability among the elderly that has been associated with risk of mortality and morbidity. 6,7 Although aging alone is not a factor for developing depression, the loss of relatives, especially the spouse, being away from children, especially in today societies in which widespread families have been replaced with nuclear families, having chronic physical illnesses, using different drugs and loss of cognitive power have made the elderly prone to depression. 8 Other problems of aging are cognitive impairment. Cognition is defined as perceiving, processing and administrating information, and it is one of main component of self-determination and autonomy in elderly. 9 The normal function of brain systems is responsible for
The results indicate a significant difference between EA and NSAIDs in cases of both utility and total cost. The findings demonstrate that EA is more cost-effective than NSAIDs, as therefore can be considered as an alternative treatment for CLBP, with reasonable cost-utility.
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