Table 4.
Comparison of heart and left anterior descending coronary artery (LAD) coronary artery dosimetric parameters in the 10 patients with left breast cancer treated with in prone setup
| Prone setup | Supine setup | p-value | |
|---|---|---|---|
| Heart (cc) |
434.0 ± 92.6 |
469.3 ± 116.2 |
0.19 |
| V20 (%) |
0.6 ± 1.1 |
1.9 ± 1.6 |
0.026 |
| V10 (%) |
1.2 ± 1.8 |
3.1 ± 2.2 |
0.017 |
| V5 (%) |
2.4 ± 2.8 |
5.5 ± 4.3 |
0.005 |
| Dmean (Gy) |
1.6 ± 0.7 |
2.3 ± 1.0 |
0.9008 |
| Dmax (Gy) |
31.2 ± 14.0 |
41.9 ± 11.2 |
0.005 |
| Dmean LAD (Gy) |
9.4 ± 8.4 |
12.5 ± 9.5 |
0.03 |
| Dmax LAD (Gy) | 23.7 ± 15.2 | 34.5 ± 12.8 | 0.006 |