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Table 1 Characters of the patients

From: Linac-based stereotactic radiosurgery for brain arteriovenous malformations

Variable

 

Range

Gender

Male: 38

 

Male

Female: 30

 

Age (years)

Median: 39

7–78

 

Mean: 42

 

Maximum diameter (mm)

Median: 27.8

9.45–79.90

 

Mean: 25.35

 

Volume of lesion (cc)

Median: 6 ml

0.6–64.86

 

Mean: 10.6 ml

 

Time to CO(months)

Median: 19.5

6–60 months

 

Mean: 16

 

Pre-SRS DAS

45/68

 

Pre-SRS operation

12/68

 

Pre_SRS haemorrhage

59/68

 

Pre-SRS seizures

10/68

 

Post-SRS Bleeding

3/68

 

Post-SRS seizures

2/68

 

Post-SRS re-treatment

2/68