Table 2.
Skin dose data of all included patients except those who had bolus.
|
Mepitel Film |
2 mm Skin Dose |
3 mm Skin Dose |
5 mm Skin Dose |
Skin volumea |
|||
|---|---|---|---|---|---|---|---|
| RT Plan Remarks | Dmax (Gy) | Dmean (Gy) | Dmax (Gy) | Dmean (Gy) | Dmax (Gy) | Dmean (Gy) | V40 (cc) |
| SCF + IMC | 40.4 | 23.3 | 41.8 | 25.7 | 43.1 | 28.9 | 0.5 |
| SIB 48 Gy | 46.8 | 23.7 | 48.8 | 26.2 | 51.0 | 29.7 | 3.6 |
| Tang. opp. | 41.2 | 20.8 | 41.7 | 22.7 | 41.9 | 25.2 | 2.2 |
| SCF + IMC | 41.2 | 23.2 | 42.6 | 25.5 | 43.7 | 28.7 | 1.7 |
| SCF + IMC | 39.9 | 24.4 | 41.1 | 26.8 | 42.7 | 30.0 | 0.3 |
| SCF + IMC | 42.2 | 25.0 | 42.5 | 27.1 | 43.8 | 30.5 | 2.6 |
| SIB 48 Gy, SCF + IMC | 46.1 | 24.6 | 48.5 | 27.0 | 51.9 | 30.3 | 3.0 |
| SIB 48 Gy; SCF + IMC | 43.6 | 21.8 | 45.9 | 24.0 | 50.4 | 27.0 | 1.4 |
| Mean | 42.7 | 23.3 | 44.1 | 25.6 | 46.1 | 28.8 | 1.9 |
| SD | 2.6 | 1.5 | 3.1 | 1.6 | 4.2 | 1.8 | 1.2 |
| Median | 41.7 | 23.5 | 42.5 | 26.0 | 43.8 | 29.3 | 1.9 |
| Min | 39.9 | 20.8 | 41.1 | 22.7 | 41.9 | 25.2 | 0.3 |
| Max | 46.8 | 25.0 | 48.8 | 27.1 | 51.9 | 30.5 | 3.6 |
|
StrataXRT |
22 mm skin dose |
33 mm skin dose |
55 mm skin dose |
Skin volumea |
|||
| RT Plan Remarks | Dmax (Gy) | Dmean (Gy) | Dmax (Gy) | Dmean (Gy) | Dmax (Gy) | Dmean (Gy) | V40a(cc) |
| SCF + IMC | 42.1 | 29.6 | 43.1 | 30.4 | 43.5 | 31.6 | 0.9 |
| Tang. opp. | 40.8 | 20.9 | 41.4 | 22.7 | 42.6 | 25.4 | 1.1 |
| SCF + IMC | 41.0 | 23.5 | 42.6 | 25.8 | 43.9 | 28.9 | 1.3 |
| SIB 48 Gy | 47.7 | 27.1 | 44.7 | 24.6 | 50.4 | 30.4 | 3.9 |
| SIB 48 Gy | 41.9 | 24.6 | 44.0 | 27.0 | 47.0 | 30.4 | 1.6 |
| SIB 48 Gy | 44.3 | 24.9 | 46.0 | 27.4 | 49.0 | 30.9 | 3.4 |
| SCF + IMC | 41.4 | 25.0 | 41.7 | 27.1 | 42.8 | 30.4 | 1.2 |
| Mean | 42.8 | 25.1 | 43.4 | 26.4 | 45.6 | 29.7 | 1.9 |
| SD | 2.5 | 2.7 | 1.7 | 2.4 | 3.2 | 2.1 | 1.2 |
| Median | 41.9 | 24.9 | 43.1 | 27.0 | 43.9 | 30.4 | 1.3 |
| Min | 40.8 | 20.9 | 41.4 | 22.7 | 42.6 | 25.4 | 0.9 |
| Max | 47.7 | 29.6 | 46.0 | 30.4 | 50.4 | 31.6 | 3.9 |
|
All included patients |
2 mm skin dose |
3 mm skin dose |
5 mm skin dose |
Skin volumea |
|||
| Dmax (Gy) | Dmean (Gy) | Dmax (Gy) | Dmean (Gy) | Dmax (Gy) | Dmean (Gy) | V40 (cc) | |
| Mean | 42.7 | 24.2 | 43.8 | 26.0 | 45.9 | 29.2 | 1.9 |
| SD | 2.4 | 2.3 | 2.5 | 2.0 | 3.7 | 1.9 | 1.1 |
| Median | 41.9 | 24.4 | 42.6 | 26.2 | 43.8 | 30.0 | 1.6 |
| Min | 39.9 | 20.8 | 41.1 | 22.7 | 41.9 | 25.2 | 0.3 |
| Max | 47.7 | 29.6 | 48.8 | 30.4 | 51.9 | 31.6 | 3.9 |
RT, radiation therapy; SD, Standard Deviation; SCF, supraclavicular fossa; IMC, internal mammary chain; SIB, simultaneous-integrated boost; Tang. opp., tangential opposing.
a
V40 (skin volume) was calculated by V40 (whole body) minus V40 (whole body minus 3 mm).