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Table 3 Dose and Safety Margins (*excessive mitotic figures without other features of frank malignancy)

From: Recurrence pattern analysis after [68Ga]-DOTATATE-PET/CT -planned radiotherapy of high-grade meningiomas

Author

Number of cases (patients with RT)

WHO Grade

Mean Dose (if not otherwise specified) [Gy]

CTV-Margin [mm]

PTV-Margin [mm]

Local control rate (at respective timepoint)

Aboukais et al. [40]

167 (27)

II

53.8

10–20

5

Median PFS 8.2y

Hug et al.[41]

31 (31)

II + III

58

Not mentioned

Not mentioned

46.5% (no time mentioned)

Park et al.[42]

83 (27)

II

median61.2

15

3

58.7% (no time mentioned)

Kumar et al. [14]

37 (37)

II + III

54

10–20

5

58% [°II]; 20% [°III] (5y)

Boskos et al.[43]

24 (24)

II + III

65

5–20

Not mentioned

46.7% (8y)

Aghi et al.[44]

108 (38)

II

60.2

10 in total

100% (3.1y)

Dziuk et al.[45]

48 (19)

III

54

30–40 in total

25% (5y)

Press et al. [35]

54 (54)

II

59.4

5

3

74% (3y)

Choi et al. [29]

114 (89)

II + III

60

10–20

Not mentioned

68% (5y)

Condra et al. [16]

262 (21 (S + RT) / 7(RT alone))

I-III

53.3 (post-op) / 51.7 (RT alone)

20 in total

78% (15y) / 86% (5y)

Glaholm et al.[46]

186 (43)

II + III and aggressive I*

Range 50–55

Not mentioned

Not mentioned

78% (5y)

Milosevic et al. [28]

59 (59)

II + III

50

30–40 in total

34% (no time mentioned)

Goldsmith et al. [31]

140 (140, 23 of malign type)

I-III

54

10–30 in total

89% (5y)

Goyal et al. [27]

22 (8)

II

54

Not mentioned

Not mentioned

71% (5y)

Adeberg et al.[47]

85 (84)

II + III

57.6

10–20

1–5

50% [°II]; 13% [°III] (5y)

Engenhart-Cabillic [48] et al.

16 (7)

II + III

55.5–60

Not mentioned

Not mentioned

62.5% (2.3y)

Pasquier et al.[49]

119 (119)

II + III

54.6

Not mentioned

Not mentioned

62% [°II]; 48% [°III] (5y)

Katz et al. [32]

36 (36)

II + III

55–60

Not mentioned

Not mentioned

45% (5y)

Present study

20

II + III

59.8

15

4

LPFS 87.5% (24 months)