Sleep loss is regularly reported as a source of
annoyance, stress and dissatisfaction (Builen et al.
1985; Hede and Bullen 1982), with the consequence
that a number of noise exposure indices include
weightings for night time as well as evening noise
Noise reaction and health effects 95
(e.g., Day-Night Average Sound Level and Noise
Exposure Forecast: see Fields 1986; Bullen and Hede
1983).