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Table 4 A comparison of mean (μ), standard deviation (σ), and range for dose metrics evaluated with and without adjuvant 90Y PET/CT-guided percutaneous ablation

From: Computational simulation of the predicted dosimetric impact of adjuvant yttrium-90 PET/CT-guided percutaneous ablation following radioembolization

  

90Y

90Y + RF ablation

Absolute change (Δ)

Percentage change (%)

D avg (Gy)

μ ± σ

122.3 ± 39.5

133.5 ± 41.9

11.2 ± 6.9*

9.7 ± 6.7

Range

67.3 − 210.2

72.1 − 231.6

2.2 − 21.9

2.0 − 23.4

D max (Gy)

μ ± σ

523.2 ± 326.9

523.2 ± 326.9

0

0

Range

223.1 − 1474.9

223.1 − 1474.9

D50 (Gy)

μ ± σ

112.8 ± 43.3

123.8 ± 44.9

11.0 ± 6.9*

11.2 ± 8.5

Range

48.5 − 201.8

52.9 − 225.3

2.5 − 23.6

2.4 − 26.7

D70 (Gy)

μ ± σ

77.9 ± 27.4

91.2 ± 32.4

13.3 ± 10.9*

18.1 ± 14.3

Range

32.6 − 113.9

36.0 − 148.9

2.7 − 36.2

3.0 − 54.2

D90 (Gy)

μ ± σ

37.8 ± 18.1

49.7 ± 17.1

11.8 ± 10.8

43.8 ± 55.5

Range

14.1 − 72.9

19.4 − 74.4

1.4 − 43.7

1.9 − 216.6

V100 (%)

μ ± σ

52.8 ± 19.0

60.0 ± 18.2

7.2 ± 4.2*

16.9 ± 15.7

Range

18.9 − 74.3

21.0 − 81.6

2.1 − 17.9

4.4 − 64.2

  1. *P < 0.001; P < 0.01