Table 7: Mean response and mean state entropy values at different time points.

 

TCI

(n=27)

Bolus

(n=27)

Total

(n=54)

p-value

RE:

Baseline

 

97.41±2

 

98.15±0.6

 

97.78±1.9

 

n.a.

Induction

80.4±6.6

82.6±7.6

81.5±7.2

n.a.

LOC

69.3±16

69.1±21.9

69.2±19

n.a.

Procedure

69±12.6

79±8.7

74±11.8

0.005

SE:

Baseline

 

88.31±2.4

 

88.76±1.1

 

88.53±1.9

 

n.a.

Induction

88.8±6.7

90.9±7.7

89.8±7.2

n.a.

LOC

75.7±17.3

77±22.1

76.3±19.7

n.a.

Procedure

77.7±13.2

88.8±8.6

83.3±12.4

0.002

Expressed as mean ± SEM. LOC: Loss of Consciousness; TCI: Target-Controlled Infusion; RE: Response Entropy; SE: State Entropy.