Table 1.
Patient characteristics
| Patient Group | With Atelectasis | Without Atelectasis |
|---|---|---|
| Patients | 12 | 10 |
| Age (mean), y | 59 | 63 |
| Sex | ||
| Male | 10 | 5 |
| Female | 2 | 5 |
| Race | ||
| Caucasian | 9 | 7 |
| African American | 3 | 3 |
| AT and PT tumor size | ||
| AT volume (mean), cm3 | 189 | 0 |
| PT volume (mean), cm3 | 93 | 42 |
| Radiation Technique | ||
| 3-dimensional | 8 | 4 |
| IMRT | 4 | 6 |
| Dose (range), Gy | 54-70 | 62-70.2 |
| Tumor Stage | ||
| T1-2 | 3 | 7 |
| T3-4 | 9 | 3 |
| Nodal Stage | ||
| N0-1 | 3 | 2 |
| N2-3 | 9 | 8 |
| Received Chemotherapy | 10 | 10 |
AT, atelectasis; IMRT, intensity modulated radiation therapy; PT, primary tumor.