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Table 3 CTA screening and identification of BCVI by study group

From: The limitations of using risk factors to screen for blunt cerebrovascular injuries: the harder you look, the more you find

 

Pre-Protocol

Post-Protocol

 
 

n

%

n

%

p

All patients

2374

36.0

4228

64.0

 

CTA of the neck

35

1.5

802

19.0

0.001

BCVI

5

0.2

46

1.1

0.00003