Table 3. Study of nodules at baseline LDCT.
| Bronchiectasis (n = 354) | Controls (n = 354) | p value | |
|---|---|---|---|
| 1.Subjects without nodules, n (%) | 165 (46.6) | 291 (82.2) | <0.01 |
| 2. Subjects with nodules that do not meet criteria for further test, n (%) | 93 (26.2) | 2 (0.5) | <0.01 |
| 3. Subjects with nodules requiring additional tests (false positives), n (%) | 91 (26) | 59 (17) | <0.01 |
| • Additional LDCT | 85 (24.1) | 56 (15.82) | <0.01 |
| • Indication for biopsy | 3 (0.85) | 2 (0.56) | 0.654 |
| • Indication for antibiotics | 21 (5.93) | 6 (1.69) | <0.01 |
| • PET | 1 (0.28) | 6 (1.69) | 0.761 |
| 4. Lung cancer (true positives), n (%) | 5 (1.41) | 2 (0.56) | 0.254 |
| Cancer types | 2 adenocarcinoma 1 squamous 1 small cell 1 unknown |
1adenocarcinoma 1 unknown | |
| Median number of nodules (IQR) | 2 (1.3) | 1 (1.2) | <0.01 |