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Table 4 CSI values (mean ± SD) in patients under sedation or not.

From: Use of cerebral state index to predict long-term unconsciousness in patients after elective craniotomy with delay recovery

NICU admitted hours

Under sedation (n = 11)

Not receiving sedatives (n = 40)

P

1

63 ± 15

78 ± 9

< 0.001

2

85 ± 9

85 ± 12

0.99

3

90 ± 7

86 ± 12

0.34

4

89 ± 8

86 ± 11

0.37

5

89 ± 7

88 ± 7

0.63

6

90 ± 5

88 ± 8

0.36

  1. CSI: cerebral state index; NICU: neurosurgical intensive care unit.