Farid Najafi

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Intentional self-poisoning that is widely used all over the world is one of the most common methods of suicide. This study aim was to determine the rate of attempted intentional self-poisoning and to identify high risk persons in the west of Iran (Kermanshah). A total of 3138 people (1279 M and 1859 F) studied. The average annual rate of suicide in(More)
BACKGROUND Despite importance of chest tube insertion in chest trauma, there is no general agreement on the level of daily volume drainage from chest tube. This study was conducted to compare the effectiveness and safety of chest tube removal at the levels of 150 ml/day and 200 ml/day. METHODS Eligible patients (138) who needed replacement of chest tube(More)
Periodontitis is an infectious disease involving specific bacteria and viruses. Herpesviruses believed to play roles in it. The present study examines the presence of Epstein-Barr virus (EBV) and cytomegalovirus (CMV) in subgingival and supragingival plaque of 61 patients with chronic periodontitis and 40 healthy controls. A nested polymerase chain reaction(More)
OBJECTIVES To find whether polymorphisms of methylenetetrahydrofolate reductase (MTHFR) C677T and A1298C are risk factors for diabetic nephropathy (DN) among type 2 diabetes mellitus (T2DM) patients from Western Iran. DESIGN AND METHODS The MTHFR polymorphisms were detected in 72 microalbuminuric, 68 macroalbuminuric and 72 normoalbuinuric T2DM patients(More)
AIMS We conducted a systematic review of recent studies investigating trends in the epidemiology of heart failure (HF). METHODS AND RESULTS We fitted simple linear regression models of rates against calendar year for mortality and hospital admission. Based on Population Attributable Fractions (PAFs) from the NHANES I Epidemiological Follow-up Study and(More)
In this paper, the effect of pneumatic circuit design on the input-output behavior of PWM-driven servo-pneumatic systems is investigated and their control performances are improved using linear controllers instead of complex and costly nonlinear ones. Generally, servo-pneumatic systems are well known for their nonlinear behavior. However, PWM-driven(More)
BACKGROUND AND OBJECTIVE Acinetobacter baumannii is an aerobic non-motile Gram-negative bacterial pathogen that is resistant to most antibiotics. Carbapenems are the most common antibiotics for the treatment of infections caused by this pathogen. Mechanisms of antibiotic-resistance in A. baumannii are mainly mediated by efflux pumps-lactamases. The aim of(More)
BACKGROUND Obstructive sleep apnea (OSA) syndrome is one of the most common sleep breathing disorders with significant consequences. The present study aims to determine prevalence of symptoms and risk of OSA in the general population of Kermanshah, Iran. METHODS From 2007-2008 by random-cluster-sampling, 527 adult subjects were selected from the urban(More)
BACKGROUND Fairness in financial contribution for health was determined by WHO (World Health Report, 2000) as the third goal of health systems which is measured by fairness in financial contribution index (FFCI). The aim of this study was to estimate FFCI and quantify extent of catastrophic household heath expenditures. METHODS We conducted a descriptive(More)
INTRODUCTION Suicide by self-immolation is one of the great health concerns in developing countries such as Iran. Exploration of motives for attempting suicide by self-immolation in different point of view of people with experience and information on can be considered as a crucial aspect in self-immolation prevention. The study aimed to explore motives for(More)