بررسی بارکار ذهنی و عوامل موثر بر آن در پرستاران یکی از بیمارستان های کرمانشاه

Background & Aims: Mental workload is one of the factors influencing the behavior, performance and efficiency of nurses in the workplace. There are diverse factors that can affect mental workload level. present study performed with the aim of Surveying Mental Workload and its Determinants among Nursing in one of hospital in Kermanshah City Materials and methods: In this cross-sectional study, 203 nurses from 5 wards of infants, emergency, surgery, internal and ICU were selected randomly and surveyed. Data collection tools were demographics and NASA-TLX questionnaires. The statistical data analysis conducted using Independent sample  t-test, ANOVA and Pearson correlation coefficient using software SPSS 19. Results: The mean and standard deviation of overall  mental workload estimated as 69.73±15.26. Among  aspects of mental workload,  the aspect of  effort with an average score of 70.96 was the highest and the aspect of frustration and disappointment with average of 44.93 was the lowest one. There were significant relationship between physical aspect of workload with age, type of shift working, number of shifts, type of employment, between temporal aspect of workload with BMI, type of employment and work experience, and between effort aspect with BMI (p-value≤0/05). Conclusion: Due to the different amount of mental workload in studied hospital wards, relocation of nurses between wards can improve situation and increase the number of nurses can lead to decrease mental workload.