Percentage and verbal category measures of risk likelihood

The Safety Level of Railway Infrastructure and Its Correlation with the Cost of Preventive and Mitigation Measures

This paper develops a methodology which allows the correlation between the cost which is required for the application of preventive and mitigation measures dealing with accidents which occur within a railway system and the improvement of the level of safety as a result from their implementation. The safety level is expressed either quantitatively, by the decrease of “fatality risk” indicator...

The analysis of hazard identification and risk assessment studies with the approach to assessing risk control measures since 2001 to 2017: A systemic review

Abstract background and aims: Nowadays the growing complexity of technology and industry has led to vast changes over the last few decades. These changes, in addition to their positive and valuable effects, have also caused industrial accidents affecting human life and the environment. According to the ILO 2011 report, there are 340 million annual workplace accidents and 160 million occupation...

* Corresponding Author Email Address: [email protected] International Journal of Railway Research The Safety Level of Railway Infrastructure and Its Correlation with the Cost of Preventive and Mitigation Measures A-M. Ioannidou 1 , C. Pyrgidis 2,* 1 Hellenic Institute of Transport (HIT)-CERTH, Greece 2 Aristotle University of Thessaloniki, Greece A B S ...

آنالیز ایمنی جوشکاری در پالایشگاه تهران و اثر بخشی راه های کنترلی

The safety of high risk jobs especially in oil refining activities is a major concern. In the present paper, the welding risks in Tehran oil refinery have been assessed using the Job Safety Analysis (JSA) and the effectiveness of the controlling methods have been investigated. A descriptive study was conducted on 33 risks of 10 welding tasks in Tehran oil refinery (north unit). After arrangi...

سری آمار: تحلیل جداول توافقی 2 (شاخص‌های بررسی رابطه)

The P-Value cannot present a complete measure of association in medical studies considering the association between categorical variables. In such situations, measures are required to reveal the clinical importance of relation along with their statistical significance, as the effect size. This paper aims to introduce the measures of associations for categorical variables and inferences ab...