Table 3.
Distribution of acute injury by noise exposure, hearing threshold level, hearing protection device, and physical demand category, 2003–2008. [dBA=A-weighted decibels; dB=decibel]
| All acute injury
|
Seriousa acute injury
|
|||
|---|---|---|---|---|
| N | % | N | % | |
|
|
||||
| Total injuries | 5566 | 100 | 1289 | 100 |
| Persons-jobs in which injuries occurred | 3690 | 100 | 1189 | 100 |
| Noise exposure (mean dBA) | ||||
| <82 | 1717 | 47 | 503 | 42 |
| 82–84.99 | 804 | 22 | 278 | 23 |
| 85–87.99 | 920 | 25 | 289 | 24 |
| >88 | 249 | 7 | 119 | 10 |
| HTL (average 0.5, 1, 2, 3 kHz) (dB) | ||||
| <10 | 1864 | 50 | 582 | 49 |
| 10–24.99 | 1469 | 40 | 480 | 40 |
| >25 | 357 | 10 | 127 | 11 |
| Heavy/very heavy physical demands | 668 | 18 | 212 | 18 |
| Hearing protection device | ||||
| Plugs | 3124 | 56 | 684 | 53 |
| Canal caps | 262 | 5 | 66 | 5 |
| Muffs | 78 | 1 | 13 | 1 |
| Muff plus plugs | 537 | 10 | 131 | 10 |
| Unknown type | 1561 | 28 | 395 | 31 |
| None | 4 | 0.1 | 0 | 0 |
a
Resulting in medical treatment, work restrictions, or lost work time.