نتایج جستجو برای: commercial drivers
تعداد نتایج: 181833 فیلتر نتایج به سال:
results mean age was 41.6 ± 9.2 for the military truck drivers and 43.4 ± 10.9 for commercial truck drivers (p > 0.05). no significant difference between military and commercial drivers was found in terms of driving experience, number of mvcs, binocular va, frequency of color vision defects and cs scores. in contrast, the last ocular examination was significantly earlier in military drivers tha...
according to webster and wind (1972) and anderson et al (1987), “organizational buying is a complex process and involves many people from different functional areas, multiple goals and potentially conflicting decision criteria. moreover, the customers of today are also more knowledgeable and selective when making their purchasing decisions. since a key to organizational survival is the retentio...
background and objective: sleepiness is one of the important factors in motor vehicle accidents, especially in commercial drivers (cds). obstructive sleep apnea (osa) has an important role in developing sleepiness. the stop-bang questionnaire is used in medical examinations of commercial drivers in iran by law. this study aimed to investigate the judgment that drivers prefer not to report their...
traffic fatalities are a major cause of morbidity and mortality in iran. occupational sleep medicine field needs more cost-effective and applicable tests for screening purposes. this study reports on a pilot screening study for drowsy drivers in an urban iranian sample of commercial drivers. the maintenance of wakefulness test (mwt) measures the ability to remain awake objectively. sleep latenc...
background low back pain (lbp) is the most common and multifactor problem among the commercial drivers and the individual, social, psychological and occupational factors have important role in intensifying this pain. in various studies, the role of spiritual factor was investigated less compared to other factors. objectives the aim of this study was to investigate the effect of religious belief...
Introduction: Heavy vehicle transportation continues to grow in Iran, yet the risk of injury and death has increased during the recent decades. In Iran, there are more than 22000 deaths annually due to road accidents which is the highest in the world. Many of these accidents are related to poor sleep quality in professional drivers. The most significant detrimental consequence of poor quality o...
Introduction: Sleepiness may predispose drivers to road traffic accidents. Obstructive Sleep Apnea Syndrome is the most common medical cause of sleepiness. Hence increased neck circumference (NC) and obesity are known as obstructive sleep apnea syndrome risk factors. This study was conducted to assess OSAS role in occurrence of road traffic accidents in sleeping drivers of commercial heavy veh...
BACKGROUND There is no legal requirement for Iranian military truck drivers to undergo regular visual checkups as compared to commercial truck drivers. OBJECTIVES This study aimed to evaluate the impact of drivers' visual checkups by comparing the visual function of Iranian military and commercial truck drivers. PATIENTS AND METHODS In this comparative cross-sectional study, two hundred mil...
introduction: sleepiness may predispose drivers to road traffic accidents. obstructive sleep apnea syndrome is the most common medical cause of sleepiness. hence increased neck circumference (nc) and obesity are known as obstructive sleep apnea syndrome risk factors. this study was conducted to assess osas role in occurrence of road traffic accidents in sleeping drivers of commercial heavy vehi...
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