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Patient and Nodule Characteristics
| Study Cohort | Patients With No Available Follow-Up Data (Excluded) | |
|---|---|---|
| Patients | ||
| n | 1369 | 180 |
| Age, y | ||
| Mean (SEM) | 50 (0.4) | 48 (1.1) |
| Range | 16–87 | 13–85 |
| Sex | ||
| Female | 1231 (89.9%) | 149 (82.8%) |
| Male | 138 (10.1%) | 31 (17.2%) |
| Nodules | ||
| n | 2010 | 354 |
| Size, cm | ||
| Mean | 2.4 | 2.3 |
| Range | 1.0–9.4 | 1.0–7.5 |
| Cystic content | ||
| <50% cystic | 1730 (86.1%) | 290 (81.9%) |
| >50% cystic | 280 (13.9%) | 64 (18.1%) |
