Table 3 The levels of speech usage during work among the study subjects
From: The effect of wearing face masks on voice and intelligibility of speech during the COVID-19 pandemic
| Â | Â | Frequency | Percent |
|---|---|---|---|
Speech usage during work | Undemanding | 0 | 0 |
Intermittent | 10 | 6.6 | |
Routine | 90 | 58.8 | |
Extensive | 53 | 34.6 | |
Extraordinary | 0 | 0 |