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Means of total scores by answers to noise-related yes/no questions in the questionnaire
| Scores (mean ± SD) | P values | ||
|---|---|---|---|
|
|
|||
| Yes | No | ||
| Are you or have you been exposed to noise? | 18.30 ± 7.67 (n = 286) | 14.10 ± 7.50 (n = 250) | <0.01 |
| Do you tolerate noise less well as compared to a few years ago? | 18.88 ± 7.43 (n = 268) | 13.80 ± 7.49) (n = 268) | <0.01 |
