In this article authors presented selected methods of risk factors and safety estimation in air transport including use of fuzzy logic inference systems (fuzzy expert inference systems are under consideration) Keywords—safety; aviation; risk factors; fuzzy inference systems.

Theories suggest that both risk and mispricing are associated with commonality in returns, and information associated with this commonality can be used to predict future returns. However, empirically implemented factor pricing models rarely incorporate psychological factors. I propose to augment standard factor models with behavioral factors to capture commonality in mispricing caused by psycho...

normal 0 false false false en-us x-none ar-sa introduction: hepatitis b is one of the world's health problems and increased the risk of hepatocellular carcinoma and liver cirrhosis. medical students exposed to risk because of future job, and being infected than the general population. this study will survey level of knowledge, risk perception and behavioral intention medical students about hepa...


 This study aims to look at the relationship between behavioral factors and home environmental in tuberculosis cases city of Surabaya. The method used this was a cross-sectional with 54 patients. chi-square analysis performed see environment cases. results showed that there significant temperature (p value=0.000), humidity ventilation type floor value=0.030), density value=0.030) TB case....

background & aim: evaluation of prevalence of risk factors for breast cancer in different regions of iran and identification of their significant effect on this disease can promote the prevention and reduction of breast cancer incidence. therefore, this study aimed to evaluate the prevalence, demographic characteristics, and frequency of the risk factors of breast cancer during 10 years. method...

conclusions sphingomonas paucimobilis can cause serious infections, especially in immunocompromised patients with determined risk factors such as indwelling catheters and diabetes mellitus, due to the effects of multiple virulence factors, together with biofilm formation. results all the clinical isolates of s. paucimobilis produced biofilms. primary bacteraemia (n = 16) was the most common cli...

OBJECTIVE Multiple factors predict early alcohol initiation in teenagers. Among these are genetic risk factors, childhood behavioral problems, life events, lifestyle, and family environment. We constructed a developmental prediction model for alcohol initiation below the Dutch legal drinking age (16 years), elaborating on the pathways identified by earlier studies. METHOD A set of 22 prospect...

factors influencing behavioral reaction of corn farmers to mitigate production risks in kermanshah township region constituted the main purpose followed in this descriptive-correlational study. the study population was comprised of corn farmers of kermanshah township who cultivated corn during the farming year 2009-2010 (n= 3239).a sample of 340 farmers was selected through systematic random sa...