Table 1 Number of study subjects in different noise exposure classes according to method of exposure assessment.
Noise exposure | Classified by dispersion model | Manually classified | Total | |
---|---|---|---|---|
National Road Administration | Sollentuna municipality | |||
⩽45 dB(A) | 0 | 0 | 125 | 125 |
45–50 dB(A) | 0 | 0 | 120 | 120 |
50–55 dB(A) | 96 | 0 | 209 | 305 |
55–60 dB(A) | 20 | 25 | 47 | 92 |
60–65 dB(A) | 2 | 9 | 12 | 23 |
>65 dB(A) | 2 | 0 | 0 | 2 |
Total | 120 | 34 | 513 | 667 |