background: ninety percent of all people sometimes during their lives experience low back pain, and 30-40% develops radicular leg pain with the sciatica characteristics. although for clinical diagnosis of lumbar disc herniation (ldh) straight leg raising (slr) test in 85-90% of cases indicates ldh, but in our practice with ldh patients this test is frequently negative despite radicular leg pain...

BACKGROUND The most important part in experiencing and recognizing the threshold of pain is the perception of pain. Reflexology is a kind of complementary therapy which is rooted in the beliefs of the community. This study was aimed to determine the effect of reflexology on pain perception aspects in patients with chronic low back pain. MATERIALS AND METHODS This single-blind clinical trial s...

OBJECTIVES While health literacy has been widely considered key to patient empowerment, an alternative approach separates both concepts and distinguishes between different types of patients according to their levels of health literacy and empowerment. These types are deemed to vary in their health-related actions and outcomes. In this study, we examine the relationship between health literacy a...

Pain catastrophizing, a pattern of negative cognitive-emotional responses to actual or anticipated pain, maintains chronic pain and undermines response to treatments. Currently, precisely how pain catastrophizing influences pain processing is not well understood. In experimental settings, pain catastrophizing has been associated with amplified pain processing. This study sought to clarify pain ...

introduction: the aim of this study was to compare the antimicrobial effects of 2.5% sodium hypochlorite (naocl), 2% chlorhexidine gluconate (chx) and biopure mtad (mtad) on enterococcus (e) faecalis -contaminated root canals of human extracted teeth. materials and methods: seventy human intact extracted single-rooted teeth with straight root canal randomly divided into 5 groups: positive contr...

In this work, classification of spirometric pulmonary function test data performed using two artificial neural network methods is compared and reported. The pulmonary function data (N=150) were obtained from volunteers, using commercially available Spirometer, and recorded by standard data acquisition protocol. The data were then used to train (N=100) as well as to test (N=50) the neural networ...

BACKGROUND Ergonomic factors predispose nurses to low back pain (LBP). Few studies have clarified the role of workplace violence in LBP occurrence. OBJECTIVES The present study was designed to investigate acute and chronic LBP in Iranian nurses and its association with exposure to physical violence as well as its personal and ergonomic risk factors. MATERIALS AND METHODS In this analytic cr...