Table 1 Patient Characteristics (n = 52)
Variables | n | Percentage |
|---|---|---|
Sex | ||
Male | 39 | 75 |
Female | 13 | 25 |
Age (years) | Mean, 67.5 (47 ~ 78) | |
Tumor size | ||
1 cm or less | 2 | 3.8 |
1 cm <, 2 cm or less | 26 | 52.0 |
2 cm <, 3 cm or less | 24 | 46.2 |
Solid part size | ||
1 cm or less | 5 | 9.6 |
1 cm <, 2 cm or less | 30 | 57.7 |
2 cm <, 3 cm or less | 17 | 32.7 |
CT image | ||
Solid (CRR = 1.0) | 33 | 63.5 |
Sub-solid (0.5≦CTR < 1.0) | 17 | 32.7 |
Mixed GGN (CTR < 0.5) | 2 | 3.8 |