data envelopment analysis (dea) is a non-parametric approach for performance analysis of decision making units (dmus) which uses a set of inputs to produce a set of outputs without the need to consider internal operations of each unit. in recent years, there have been various studies dealt with two-stage production systems, i.e. systems which consume some inputs in their first stage to produce ...

background: the national institutes of health stroke scale (nihss) can objectively quantify the severity of stroke. however no information is available about psychometric properties and it’s applicability in the iranian population. objectives: the present study purposed by utilization of this instrument for neurological deficits measurement due to stroke, to determine the internal consistency r...

stroke scales can be classified as clinicometric scales and functional impairment, handicap scales. all studies describing stroke scales were reviewed by internet searching engines with the final search performed on january 1, 2013. the following string of keywords was entered into search engines; stroke, scale, score and disability. despite advantages of modified national institute of health s...

background: this study investigated the applicability of the post-traumatic stress disorder symptom scale (pss) in a group of adolescents who had been directly involved in a disaster in tehran. method: participants were 20 adolescents who had survived a boat sinking in tehran's city park in 2002. the assessment measures used were the post-traumatic stress disorder symptom scale (pss) and clinic...

background while cyclists and pedestrians are known to be at significant risk for severe injuries when exposed to road traffic accidents (rta) involving trucks, little is known about rta injury risk for truck drivers. objectives the aim of this study was to analyze the injury severity in truck drivers following rtas. patients and methods our local accident research unit prospectively documented...

background : the ability to accept illness is a major issue in the life of a person with cancer. acceptance of disease is simultaneously conducted at two levels: the emotional and cognitive-behavioral one. it is consequential to cancer af-fecting numerous aspects of patient's life, i.e. the physical, mental, social and the spiritual area. the aim of the study was to verify the influence of soci...

objective: the present study aimed to clarify dissociative symptoms in patients with schizophrenia and its association with negative and positive symptom of schizophrenia. methods: based on the 4th edition of diagnostic and statistical manual of mental disorders (dsm-iv) criteria, 80 schizophrenic subjects were randomly selected from patients who referred to the clinics of psychiatry hospital i...