background: sociodemographic characteristics of nurses who work in hospitals may impact on their quality of life. this study aimed to assess the relationship between quality of life of nursing staff with chronic nonspecific low back and their sociodemographic characteristics.   materials and methods: this study was a cross section study. a total of 119 nurses were participated in this study. th...

BACKGROUND Gender identity disorder is a rare entity in psychiatry which affects deep instincts and personal identity. A review of the recent literature has shown that research of socio-demographic characteristics of transsexual patients is sporadic. There are very few investigations which consider the socio-demographic characteristics in individuals with disharmonized sex and gender identity. ...

The aim of the study was to determine the frequency of positive patch test reaction to different contact allergens according to patients age, sex, occupation and clinical features. Between 1999 and 2003, patch testing was performed in 3,293 patients with respective clinical diagnoses. Patch testing was done by the standard technique proposed by the International Contact Dermatitis Research Grou...

INTRODUCTION The recruitment of patients into clinical trials is often thought to be a selective process whereby non-biological variables such as education, occupation, family/social support, and socioeconomic status are often found to be predictive of patient volunteers. This paper considers whether the susceptibility of trials to recruit non-representative patient populations may impair the e...