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Demographic and clinical characteristics of all participants.
| Characteristic | Participants |
|---|---|
| Number of subjects | 21 |
| Age (years) (mean ± SD) | 28.9 ± 3.4 |
| Sex (female/male), n | 15 / 6 |
| Education (years) (mean ± SD) | 16.2 ± 2.5 |
| Department (surgical/anesthesia), n | 9/12 |
| Work experience (years) (mean ± SD) | 6 ± 2.3 |
SD, standard deviation.
