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Contingency Table for Groups A and B
| Groups | Opinion on DLT position by FOB |
Total (n = 91) | ||
|---|---|---|---|---|
| Correct | Incorrect | |||
| Group A | Correct | 11 | 20 | n = 47 |
| Incorrect | 4 | 12 | ||
| Group B | Correct | 16 | 12 | n = 44 |
| Incorrect | 1 | 15 | ||
Group A: auscultation group, Group B: lung ultrasound groups. DLT: double lumen tube, FOB: fiberoptic bronchoscopy.
