Research Article
Solid Indeterminate Pulmonary Nodules Less Than or Equal to 250 mm3: Application of the Updated Fleischner Society Guidelines in Clinical Practice
Table 3
Characteristics of the 27 SIPNs ≤ 250 mm3 on baseline MDCT in the low- and high-risk groups.
| Characteristic | Patient risk status | Chi-square test | Low risk | High risk | p value |
| Volume | | | | < 100 mm3 | 8 (29.6) | 8 (29.6) | 0.247 | 100-250 mm3 | 8 (29.6) | 3 (11.1) | |
| Margins | | | | Smooth | 13 (48.1) | 8 (29.6) | 0.383 | Lobulated | 3 (11.1) | 2 (7.4) | | Spiculated | | 1 (3.7) | |
| Lobe location | | | | Middle/Lower | 9 (33.3) | 5 (18.5) | 0.588 | Upper | 7 (25.9) | 6 (22.2) | |
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Data are presented as numbers (%). Chi-squared test for trend. |