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对某电信局寻呼台64 名女话务员( 对照组60 名) 的神经行为功能测试结果表明,接触组的消极情感( 紧张、愤怒和疲劳) 得分显著高于对照组, 而积极情感( 精力充沛) 得分则相反( P< 0-05) 。接触组的简单反应时显著长于对照组( P< 0-01) , 而其手敏捷度、视觉记忆、目标追踪- Ⅱ和数字译码得分均显著低于对照组( P< 0-05 或P< 0-01) , 表明寻呼台作业对话务员的心理情绪状态、短时记忆力、注意力、模拟学习和思维能力、视觉感知和空间位置的判别、感知运动速度、手部快速运动的准确度以及眼手协调功能都有明显影响。提示噪声和视屏显示终端的联合作用, 可干扰话务员中枢神经系统的兴奋- 抑制平衡过程
Neurobehavioral functional tests of 64 female attendants (60 in the control group) at a paging station of a telecommunications bureau showed that negative emotions (stress, anger and fatigue) scores of the contact group were significantly higher than those of the control group, whereas positive emotion (energetic) scores The opposite (P <0-05). The simple response time of the exposure group was significantly longer than that of the control group (P <0-01), but the scores of hand sensitivity, visual memory, target tracking Ⅱ and digital decoding were significantly lower than those of the control group (P <0-05 or P <0-01) indicating the operator’s psychological and emotional state, short-term memory, attentiveness, simulated learning and thinking ability, visual perception and spatial location discrimination, perceived movement speed, accuracy of rapid hand movement, Hand coordination functions have a significant impact. Suggesting that the combined effects of noise and video display terminals can interfere with the excitement of the operator’s central nervous system - suppressing the balance process