Propensity Scores When treated patients are compared to controls, differing outcomes may reflect either effects caused by the treatment or differences in prognosis before treatment. Random assignment of patients to treatment or control, as in a randomized, controlled clinical trial (1), ensures that the groups were comparable before treatment and the prognosis in treated and control groups was ...

The aim of this study was to assess the effect of soy flour on nutritional, physicochemical, and sensory characteristics of gluten-free (GF) bread. In this study, corn flour was replaced with soy flour at different levels 5%, 10%, and 15% to produce a more nutritionally balanced GF bread. Physical and chemical properties, sensory evaluation and crust and crumb color were measured in bread sampl...

Background and aim: Chronic skin lesions are common late complications of sulfur mustard intoxication which would result in numerous complaints including pruritus, skin dryness and burn feeling. In chemical warfare injured veterans, pruritus is the most common complaint in chronic status with significant effects on patient's quality of life. This study has evaluated efficacy of topical ph...

conclusions it seems that considering the clinical examination of patients before sa focusing on lumbar spinous process status, presence of lumbar deformity, calculation of bmi and radiological signs of lumbar vertebrae can be helpful in predicting sa difficulty. results hundred and one patients were enrolled. of these patients, 50 (49.5%) underwent sa by the first attempt of the first space, i...

background heat is a harmful factor in workplaces that causes physiologic and cognitive changes in workers. objectives the purpose of this study was to investigate the effect of cooling vest on heat strain and reaction time while wearing chemical-biological-nuclear protective clothes. methods twelve male students with mean age of 25 ± 2 and body mass index (bmi) of 23 ± 1.5 were recruited in th...

background : the aim of this study was to investigate the association between the two most commonly used generic and disease specific health-related quality of life (hrqol) measures in patients with chronic lung disease due to sm: medical outcomes study short form 36-item (sf-36) and st george's respiratory questionnaire (sgrq). methods : this is a secondary analysis of iranian chemical warfare...