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Table 1 Characteristics of patients with CVS compared to patients without

From: CSF S100B in patients treated by endovascular coiling or surgical clipping after aneurysmal subarachnoid hemorrhage and its correlation to cerebral vasospasm

Characteristic Cerebral vasospasm (n = 19) No cerebral vasospasm (n = 32) P Value
Age(mean ± SD) 56.8 ± 10.4 58.0 ± 11.9 0.721a
Gender
 Male 9 18 0.705b
 Female 10 14  
GCS at admission (mean ± SD) 7.16 ± 1.95 6.34 ± 1.47 0.098a
WFNS grade
 I 0 6 0.257b
 II 2 8  
 III 5 12
 IV 8 5
 V 4 1
Treatment
 Surgical clipping 12 15 0.202b
 Endovascular coiling 7 17  
CSF S100B level (μg/L) (mean ± SD)
 Day 2–4 16.5 ± 4.97 12.2 ± 3.63 7.11 × 10-4a
 Day 6 19.58 ± 11.59 10.23 ± 3.17 7.42 × 10-5a
 Day 8 19.28 ± 13.94 8.49 ± 2.78 9.0 × 10-5a
 Day 10 16.99 ± 14.07 6.45 ± 2.48 1.29 × 10-4a
 Day 12 14.76 ± 13.94 4.34 ± 2.19 1.23 × 10-4a
 Mean 17.43 ± 11.34 8.33 ± 2.81 7.04 × 10-5a
  1. Abbreviations: CVS cerebral vasospasm, WFNS World federation of neurological societies grading scale, GCS Glasgow coma scale, CSF cerebrospinal fluid, SD standard deviation
  2. aStudent’s t test
  3. bFisher’s exact test