表 3.
原计划与再计划的剂量学参数比较
Comparison of scores and dosimetric parameters between the original plan (O-P) and the replans (Re-P)
| Item | Score of O-P | Dose of O-P | Score ofRe-P | Dose ofRe-P | |
| "a" represents significantly difference (P < 0.05); O-P: the original plan Re-P: the re-plans. | |||||
| PGTV | V60Gy(%) | 8.58±1.84 | 94.09±22.80 | 9.00±0 | 99.67±0.71 |
| V66Gy(%) | 7.68±0.85 | 0.10±0.27 | 7.35±1.53 | 0.24±0.62 | |
| D98% (Gy) | 4.78±0.76 | 60.65±1.36 | 4.89±0.47 | 61.14±0.77 | |
| CI | 0.91±0.35 | 0.46±0.18 | 0.99±0.28 | 0.49±0.14 | |
| HI | 1.86±0.04 | 0.07±0.02 | 1.85±0.04 | 0.07±0.02 | |
| GTV | Min dose (Gy) | 3.79±2.12 | 59.74±3.63 | 3.68±2.26 | 60.21±3.64a |
| PCTV | V45Gy(%) | 8.99±0.03 | 99.19±0.78 | 8.99±0.03 | 98.52±0.92a |
| D98% (Gy) | 4.97±0.12 | 46.03±1.56 | 4.88±0.22 | 45.64±1.54a | |
| CI | 1.44±0.21 | 0.72±0.10 | 1.46±0.18 | 0.73±0.09 | |
| HI | 1.22±0.09 | 0.39±0.05 | 1.18±0.09a | 0.41±0.04a | |
| CTV | D98% (Gy) | 5.00±0 | 46.79±1.64 | 5.00±0 | 46.76±1.73 |
| Spinal cord | Max dose (Gy) | 1.62±0.52 | 33.98±12.24 | 2.00±0a | 28.22±8.85a |
| Bladder | D35% (Gy) | 8.65±1.12 | 46.29±3.13 | 8.91±1.19a | 45.93±3.35a |
| Rectum | D60% (Gy) | 3.61±1.49 | 46.97±1.29 | 6.37±1.04a | 44.47±1.25a |
| Kidney | LV18Gy(%) | 4.68±1.15 | 10.79±17.10 | 4.92±0.34 | 7.47±8.54 |
| RV18Gy(%) | 4.65±1.15 | 8.99±11.98 | 4.91±0.36 | 8.48±9.06a | |
| Femoral head | LD15%(Gy) | 1.43±0.71 | 34.51±7.05 | 1.84±0.34a | 30.76±4.58a |
| LD1cc (Gy) | 0.95±0.12 | 41.93±4.33 | 0.96±0.11 | 42.36±3.44 | |
| RD15%(Gy) | 1.47±0.72 | 33.37±7.61 | 1.78±0.46a | 31.56±4.78 | |
| RD1cc (Gy) | 0.95±0.12 | 43.04±3.93 | 0.93±0.15 | 43.96±3.47 | |
| Small intestine | V40Gy (cm3) | 0.92±0.89 | 125.39±81.43 | 1.23±0.78a | 96.96±56.76a |
| V30Gy (cm3) | 1.22±0.75 | 478.42±748.43 | 1.52±0.67a | 252.18±122.00a | |
| Colon | V40Gy (cm3) | 1.00±0.81 | 108.72±55.56 | 1.27±0.67a | 94.75±44.51a |
| V30Gy (cm3) | 1.92±0.21 | 165.12±80.01 | 1.97±0.14 | 151.68±68.89a | |