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Table 3 Univariate analysis of factors predictive for Local PFS

From: Local control in metastatic neuroblastoma in children over 1 year of age

  

Pts

Local PFS

95% CI

Univariate analysis

   

%

 

Pvalue

Age

12-18 months

11

100

-

0.04

 

>18 months

47

63

42-76

 

Site of Metastasis

Bone /Bone Marrow/ Lymph-node

48

75

56-86

0.07

 

Lymph-node alone

3

100

-

 
 

Others

7

27

1-69

 

Primary Sites

Retroperitoneal

12

59

16-86

0.50

 

Adrenal Gland

41

76

55-88

 
 

Thorax

5

60

13-88

 

MYCN

Amplified

19

51

23-74

0.00

(available for 56 pt)

Non-amplified or MYCN gain

37

80

59-91

 

Inducion CT

ICE/CECAT

21

55

28-76

0.12

 

Topo NB

37

83

53-93

 

Primary Tumor Reduction before Surgery*

<50%

35

78

54-90

0.04

 

>50%, <90%

4

50

1-91

 
 

>90%

12

47

17-72

 

Surgery

Radical

45

68

49-81

0.35

 

Not Radical

13

90

47-99

 

Response before HDC**

CR/VGPR

21

86

62-95

<0.001

 

PD

11

0

-

 
 

PR

24

64

34-83

 

RT

Yes

28

100

-

<0.001

 

No

30

48

27-67

  1. LEGEND: pt, patient; BX, biopsy; CR, complete remission; VGPR, very good partial remission; PD, progressive disease; PR, partial response.
  2. *In 7 patients surgery was performed at diagnosis, one patient died for an acute bleeding after accidental removal of central vein catheter.
  3. **Two patients were not considered for this analysis; one patient died for acute bleeding and the later one died for acute renal failure.