Table 6 Comparison of the observers’ LLF according to nodule location without versus with the DLD system
Session 1 | Session 2 | p-value | |
|---|---|---|---|
Danger zone nodules | |||
Thoracic radiologists | 81.7 (178/218) | 81.7 (178/218) | > 0.999 |
Non-thoracic radiologists | 56.4 (123/218) | 61.9 (135/218) | 0.735 |
Radiology residents | 56.7 (247/436) | 65.6 (286/436) | 0.021* |
Non-danger zone nodules | |||
Thoracic radiologists | 84.6 (181/214) | 86.9 (186/214) | > 0.999 |
Nonthoracic radiologists | 77.1 (165/214) | 79.9 (171/214) | > 0.999 |
Radiology residents | 75.5 (323/428) | 74.8 (210/428) | 0.462 |