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Table 1 Patient Demographics and Anaesthetic Procedure.

From: Peak and averaged bicoherence for different EEG patterns during general anaesthesia

Age (yrs)*

54 (19 - 90)

Male sex

20 (49%)

BMI*

29.5 (16.1 - 45.1)

Body temperature (°C)*

36.4 (35 - 38.6)

Duration of surgery (min)*

52 (10 - 154)

ASA status

 

I

7 (17%)

II

22 (54%)

III

11 (27%)

IV

1 (2%)

Opioids

 

Fentanyl

35 (85%)

Morphine

6 (15%)

Induction

 

Midazolam

16 (39%)

Propofol

40 (98%)

Thiopentone

1 (2%)

Maintenance

 

Sevoflurane

38 (93%)

Isoflurane

2 (5%)

Desflurane

1 (2%)

Nitrous Oxide

6 (15%)

Muscle Relaxants

26 (63%)

  1. Data are number of patients (%) unless otherwise stated.
  2. *Data are mean (range).
  3. Anaesthetic regimen was at the discretion of the anaesthetist. 36 patients received a similar regimen of propofol induction and sevoflurane maintenance.
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