Research Article
Audiogram Comparison of Workers from Five Professional Categories
Table 2
The arithmetic means, in dB (HL), of the tonal thresholds at the frequencies of 3, 4, and 6 kHz by age range (
).
| Range | Variable | | Mean | SD | Minimum | Median | Maximum |
| 15–25 | R_Mean346 | 451 | 6.98 | 6.49 | −3.33 | 6.67 | 70.00 | L_Mean346 | 451 | 8.53 | 8.11 | −5.00 | 6.70 | 110.00 |
| 26–34 | R_Mean346 | 462 | 8.65 | 6.31 | −3.33 | 8.30 | 41.67 | L_Mean346 | 462 | 10.58 | 7.96 | −3.33 | 10.00 | 60.00 |
| 35–44 | R_Mean346 | 405 | 15.05 | 10.61 | 0.00 | 11.70 | 63.33 | L_Mean346 | 405 | 16.15 | 10.59 | 0.00 | 13.33 | 66.67 |
| 45–79 | R_Mean346 | 264 | 21.84 | 14.10 | 1.67 | 18.33 | 90.00 | L_Mean346 | 264 | 23.90 | 13.83 | 3.33 | 20.00 | 80.00 |
|
|