Introduction: Multiple Sclerosis is the most common non - traumatic illness of central nervous system. Due to debilitating nature of the disorder, and its unpredictable progress, there is a great deal of uncertainty about the future health and well-being of MS sufferers. Therefore, this study aimed to assess the perceived uncertainty in patients with MS. Methods: This is a cross-sectional des...

It is very necessary to consider the uncertainty in the data and how to deal with it when performance measurement using data envelopment analysis. Because a little deviation in the data can lead to a significant change in the performance results. However, in the real world and in many cases, the data is uncertain. Interval data envelopment analysis is one of the most widely used approaches to d...

Objectives: The aim of the present study was to compare intolerance of uncertainty and worry among patients with generalized anxiety disorder (GAD), obsessive-compulsive disorder (OCD) and normal individuals. Method: Thirty one patients with GAD, thirty one patients with OCD and thirty one normal individuals were selected via inconvenient sampling. Data gathering was done using Intolerance of U...