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Demographics and background of survey participants (n = 38)
| Variable | n (%) |
|---|---|
| Female sex | 6 (15) |
| Age, mean ± standard deviation, yr | 35 ± 3 |
| Training background | |
| Pulmonary medicine | 3 (8) |
| Pulmonary and critical care medicine | 34 (89.5) |
| Thoracic surgery | 1 (2.5) |
| Country of training | |
| United States | 35 (92) |
| Northeast | 12 (34.3) |
| South | 11 (31.4) |
| Midwest | 8 (22.8) |
| West | 4 (11.5) |
| Canada | 3 (8) |
