Table 1 Characteristics of patients with malignant melanoma brain metastases.

From: Melanoma GPA as a novel prognostic scoring model based on initial brain metastasis velocity

Characteristics

 

n (111)

%

Age (year)

Mean (SD)

57.8 (10.7)

Sex

Male

55

49.5

Female

56

50.5

Date of BM (year)

Mean (SD)

1.9 (2.5)

Number of BM

Mean (SD)

3.6 (4.5)

iBMV

Median (IQR)

2.27 (0.86–8.44)

≤ 2.27

55

49.5

>2.27

56

50.5

Primary site

Skin

23

20.7

Limb

54

48.6

Mucosa

22

19.8

Conjunctiva

2

1.8

Unknown

10

9.0

KPS

≥ 80

94

84.7

<80

17

15.3

LDH

≤ULN

58

52.3

> ULN

53

47.7

Alb

≤ 40

56

50.5

>40

55

49.5

Meningeal metastasis

Yes

22

19.8

No

89

80.2

Maximum diameter of BM (cm)

Mean (SD)

1.9 (1.4)

Cerebral hemorrhage

Yes

21

18.9

No

90

81.1

BM with a midline shift

Yes

15

13.5

No

96

86.5

Extracranial metastasis

Yes

94

84.7

No

17

15.3

Clinical syndromes

Yes

67

60.4

No

44

39.6

  1. BM, brain metastasis; iBMV, initial brain metastasis velocity; KPS Karnofsky performance status; LDH, serum lactate dehydrogenase; ULN, upper limit of normal; Alb, serum albumin; SD, standard deviation; IQR, inter-quartile range.