Table 4 Diagnostic accuracy of the VBV Score in three independent cohorts of GGNs
Observed | ||||||||
|---|---|---|---|---|---|---|---|---|
Zhejiang | Shanghai | Beijing | Total | |||||
Expected | Benign (n = 44) | Malignant (n = 556) | Benign (n = 19) | Malignant (n = 281) | Benign (n = 23) | Malignant (n = 277) | Benign (n = 86) | Malignant (n = 1114) |
Benign | 37 (84.1%) | 19 (3.4%) | 17 (89.5%) | 11 (3.9%) | 19 (82.6%) | 15 (5.4%) | 73 (84.9%) | 45 (4.0%) |
Malignant | 7 (15.9%) | 537 (96.6%) | 2 (10.5%) | 270 (96.1%) | 4 (17.4%) | 262 (94.6%) | 13 (15.1%) | 1069 (96.0%) |