Summary
12 male Ss were exposed for 3 h to aircraft noise (peak value: 89–100 dB(A)) or traffic noise (Leq : 73.2 dB(A)); a mental task had to be carried out for 8 min at the end of each hour. Exposure to traffic noise caused decrease of systolic blood pressure, increase of diastolic blood pressure, decrease of pulse pressure, heart rate and quotient of heart rate and respiratory rate and increase of respiratory rate. Aircraft noise effects tended to go into the same direction, but were only significant for diastolic blood pressure (increase) and pulse pressure (decrease). Binary choice capacity was impaired only in case of exposure to aircraft noise.
In the course of the 3 hours exposure to aircraft noise and also traffic noise there was a further increase of diastolic blood pressure. The other parameters were not affected by duration of exposure.
These results strongly suggest that long-term exposure to noise is a risk factor for cardiovascular disease in daily living and working conditions.
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Mosskov, J.I., Ettema, J.H. IV. Extra-auditory effects in long-term exposure to aircraft and traffic noise. Int. Arch Occup Environ Heath 40, 177–184 (1977). https://doi.org/10.1007/BF01842080
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DOI: https://doi.org/10.1007/BF01842080