COGNITIVE AND AROUSAL EFFECTS OF MASKING OFFICE NOISE

被引:85
作者
LOEWEN, LJ [1 ]
SUEDFELD, P [1 ]
机构
[1] UNIV BRITISH COLUMBIA, DEPT PSYCHOL, VANCOUVER V6T 1Z4, BC, CANADA
关键词
D O I
10.1177/0013916592243006
中图分类号
X [环境科学、安全科学];
学科分类号
08 ; 0830 ;
摘要
To test the effects of masked and unmasked office noise on arousal, stress and cognitive performance, each of three groups of 15 student volunteers was exposed to one of the following conditions: taped off ice noise (54 dbA with bursts to 60-66 dbA), the same noise masked by white noise at 59 dbA, and no extraneous noise. Findings confirmed predictions based on theories of arousal and disruptive stress. The no noise group performed best on a measure of cognitive complexity and felt the least disturbed and stressed by the environment. Masked noise subjects performed better than those in the unmasked condition on both complexity and a simple attention task; they felt more aroused but less disturbed or stressed by the environment. The findings are relevant to both theoretical and applied aspects of ambient noise.
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页码:381 / 395
页数:15
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