چکیده:
Objectives: The objective of this study is to evaluate the safety climate as an important part of macroergonomics domains and to determine the importance of each safety climate factor in an Iranian company.
Methods: For data gathering, the researchers used Macroergonomic Organizational Questionnaire Survey (MOQS) method. For conducting this method we applied safety climate questionnaire which has been presented by Vinodkumar et al. After distribution of questionnaires through our samples with accuracy of 5% and confidence level of 95% and gathering the questionnaires, data were analyzed using SPSS V.16 software and Entropy.
Results: The number of returned valid questionnaires was 134 out of 151 and response rate was 88.74%. Questionnaire’s reliability which assessed by Cronbach’s Alpha was 0.928. The results indicated that mean of safety climate score was 154.84 and 68.7% of workers had positive safety attitudes. In addition, we found a significant relationship between ages on safety climate (P<0.05). The highest and lowest weights, which are obtained by entropy, belong to safeness of work environment and emergency preparedness in the organization with weights of 0.197 and 0.144 respectively.
Discussion: Considering catastrophic consequences of accidents in petrochemical industry, the results show the importance of attention to safety principles and to develop a positive employee attitudes related to safety.
خلاصه ماشینی:
Discussion: Considering catastrophic consequences of accidents in petrochemical industry, the results show the importance of attention to safety principles and to develop a positive employee attitudes related to safety.
Keywords: Safety climate, Safety of work environment, Emergency preparedness, Entropy Introduction Averages of 6,000 people die every day as a result of work-related accidents or diseases, totally more than 2.
For conducting this method, researchers used safety climate questionnaire (SCQ), and also they applied Entropy method to measure weight of safety climate factors.
Furthermore, the relationships between safety climate and employees' demographic characteristics such as age, education, job experience, number of trainings and marriage status were examined by statistical analysis tests of t-test and ANOVA.
Its categories are 1) Management commitment and actions for safety (shown as F1 in the table 2), 2) Workers’ knowledge and compliance to safety (F2), 3) Workers’ attitudes towards safety (F3), 4) Workers’ participation and commitment to safety (F4), 5) Safeness of work environment (F5), and 6) Emergency preparedness in the organization (F6).
Decision making matrix (based on safety climate result) Table 1.
Results Based on Applying Entropy Method In this study six factors of safety climate (n=6) in five shift work groups (m=5) were assessed.
Table 4 shows decision making matrix which contains total score of safety climate factors for each work shift group.
As these factors are located in the first, second and third priorities respectively, according to Entropy method results, concluded that improvement in company safety climate would be achieved by more attention to these factors.