Table 4 Frequency of exposure to noise in the workplace
From: The effect of wearing face masks on voice and intelligibility of speech during the COVID-19 pandemic
| Â | Â | Frequency | Percent |
|---|---|---|---|
Workplace noise | Never | 3 | 2 |
Sometimes | 71 | 46.4 | |
Usually | 42 | 27.4 | |
Always | 37 | 24.2 |