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Table 7 Summary of DVH-based analysis for the femoral heads in five groups

From: Escalation of radiotherapy dose in large locally advanced drug-resistant gastrointestinal stromal tumors by multi-shell simultaneous integrated boost intensity-modulated technique: a feasibility study

Groups

V20(%)

V30(%)

V40(%)

V50(%)

D1cc (cGy)

D2cc (cGy)

Dmean(cGy)

EUDfh(cGy)

Con-IMRT

33.06

(7.70–63.30)

4.82

(0.50–12.70)

0.56

(0.0–1.50)

–

3558.22

(2963.30–4447.30)

3390.52

(2888.80–4203.90)

1660.00

(1310.80–2154.50)

16.76

(12.02–20.62)

SIB10-IMRT

31.54

(7.40–49.90)

4.06

(0.00–10.90)

0.20

(0.0–0.50)

–

3328.12

(2753.50–4028.70)

3187.46

(2621.30–3835.30)

1670.06

(1297.00–2039.70)

16.05

(11.53–19.98)

SIB15-IMRT

32.90

(8.80–49.80)

3.98

(0.20–10.90)

0.26

(0.0–0.90)

–

3347.78

(2845.50–41,280)

3208.44

(2710.60–3983.00)

1671.48

(1309.80–2026.80)

16.14

(11.99–20.31)

SIB20-IMRT

32.82

(8.00–58.80)

4.84

(0.20–12.90)

0.22

(0.0–0.70)

–

3385.56

(2912.80–4118.30)

3246.40

(2758.80–3945.70)

1688.14

(1311.40–2111.90)

16.36

(11.98–20.25)

SIB25-IMRT

36.26

(8.00–58.80)

5.54

(0.10–9.90)

0.48

(0.0–1.40)

–

3509.12

(2816.40–4183.60)

3374.44

(2699.50–3374.40)

1764.54

(1314.50–2211.90)

16.91

(12.06–20.77)

p-values

0.654

0.246

0.171

–

0.075

0.042*

0.231

0.126

  1. Bold represented the optimal values of parameters. It displayed the trend of each parameter more plainly
  2. EUDfh: the EUD of femoral heads
  3. *The lowest p-values of Pairwise comparisons for D2cc: Con-IMRT VS SIB10-IMRT, P = 0.093; Con-IMRT VS SIB15-IMRT, P = 0.093