Table 5 Summary of DVH-based analysis for the rectum in in five groups

Con-IMRT

62.60

(0.0–100.0)

42.86

(0.0–97.20)

24.78

(0–77.80)

12.05

(0.0–49.50)

3511.25

(1016.50–5275.20)

3416.82

(943.10–5256.60)

2747.20

(541.90–4575.20)

27.88

(5.44–49.04)

SIB₁₀-IMRT

64.24

(0.0–100.0)

41.61

(0.0–96.30)

24.95

(0.0–80.60)

11.65

(0.0–49.70)

3534.83

(670.50–5497.60)

3433.68

(638.90–5464.30)

2723.33

(469.00–4684.50)

27.82

(3.61–50.48)

SIB₁₅-IMRT

58.78

(0.0–100.0)

40.71

(0.0–96.40)

25.98

(0.0–86.10)

11.43

(0.0–49.80)

3473.12

(746.20–5487.80)

3399.35

(691.10–54,600)

2669.15

(447.00–4658.00)

27.50

(3.93–50.48)

SIB₂₀-IMRT

68.66

(0.0–100.0)

40.63

(0.0–99.00)

25.51

(0.0–82.50)

12.17

(0.0–52.00)

3528.57

(712.60–5616.80)

3445.38

(4696.00–5564.00)

2761.67

(487.00–4722.00)

28.04

(3.88–51.29)

SIB₂₅-IMRT

74.50

(0.0–100.0)

43.53

(0.0–96.10)

25.37

(0.0–82.00)

12.22

(0.0–53.00)

3572.35

(758.80–5562.40)

3489.28

(715.80–5506.00)

2812.43

(467.50–4692.40)

28.53

(3.97–50.88)

p-values

0.537

0.844

0.938

0.525

0.525

0.592

0.070

0.078