Table 1 |
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|
Detection of symptomatic vasospasm (mean flow velocity >120 cm/s) by transcranial doppler ultrasonography compared to clinical examination |
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|
Vessel |
Sensitivity |
Specificity |
False negative rate |
False positive rate |
|
|
||||
|
MCA |
64 |
78 |
36 |
22 |
|
ICA |
80 |
77 |
20 |
23 |
|
ACA |
45 |
84 |
55 |
16 |
|
|
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|
Values represent percentages with clinical diagnosis used as the standard method for diagnosing symptomatic vasospasm. Adapted from [49]. ACA, anterior cerebral artery; ICA, internal cerebral artery; MCA, middle cerebral artery. |
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|
Keyrouz and Diringer Critical Care 2007 11:220 doi:10.1186/cc5958 |
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