Table 1.
Patient and tumor characteristics.
| n = 71 subjects | ||
|---|---|---|
| Gender, n (%) | ||
| Male | 37 | 52.1% |
| Female | 34 | 47.9% |
| Age | ||
| Mean (SD) | 71.3 | 10.6 |
| Median (Range) | 73.0 | 47–87 |
| BMI | ||
| Mean (SD) | 26.8 | 6.2 |
| Median (Range) | 26.3 | 13.8–40.3 |
| BMI Category | ||
| Underweight (BMI < 18.5) | 6 | 8.5% |
| Normal (18.5 ≤ BMI <25) | 22 | 31.0% |
| Overweight (25 ≤ BMI <30) | 21 | 29.6% |
| Obese (BMI ≥ 30) | 22 | 31.0% |
| n = 85 lesions | ||
|---|---|---|
| Site, n (%) | ||
| Lung | 63 | 74.1% |
| Liver | 10 | 11.8% |
| Adrenal | 3 | 3.5% |
| Spine | 2 | 2.4% |
| Other | 7 | 8.2% |
| Location | ||
| Peripheral | 57 | 67.1% |
| Central | 14 | 16.5% |
| N/A | 14 | 16.5% |
| 4D ROM (cm) | ||
| Mean (SD) | 0.49 | 0.30 |
| Median (Range) | 0.44 | 0.00–1.24 |
| PTV volume (cc) | ||
| Mean (SD) | 31.8 | 36.7 |
| Median (Range) | 20.3 | 4.6–218.5 |
| ITV volume (cc) | ||
| Mean (SD) | 11.8 | 18.6 |
| Median (Range) | 5.7 | 0.6–136.0 |