The Relationship between Personality Type and Acceptable Noise Levels: A Pilot Study

Table 1

Most comfortable levels (MCL) for speech in dB HL, background noise levels (BNL) in dB HL, and acceptable noise levels (ANL) in dB.

	Mean	Standard deviation	Range
MCL	41.7	7.6	30–63
BNL	34.7	9.1	22–63
Resulting ANL	7.0	5.0	−2–18