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Table 1 Demographic data and clinical characteristics of the patients

From: Time-trend analysis of the center frequency of the intrinsic mode function from the Hilbert–Huang transform of electroencephalography during general anesthesia: a retrospective observational study

Variables

n = 30

Age [y.o.]

45 (36, 56)

Gender

Male: 9 (30%); Female: 21 (70%)

Height [cm]

161 (156, 168)

Weight [kg]

58 (51, 68)

BMI [kg/m2]

22.0 (20.0, 25.2)

ASA-PS

1: 17 (56.7%); 2: 12 (40.0%); 3: 1(3.3%)

Comorbidities

 

 Hypertension

5 (16.7%)

 Bronchial asthma

3 (10.0%)

 Rheumatoid arthritis

1 (3.3%)

 None

21 (70.0%)

Duration of anesthesia [min]

158 (112, 205)

Duration of surgery [min]

97 (60, 144)

Surgical procedures

 

 Laparoscopic abdominal surgery

13 (43.3%)

 Breast surgery

5 (16.7%)

 Bone and joint surgery

5 (16.7%)

 Transurethral ureterolithotripsy

3 (10.0%)

 Otorhinolaryngological surgery

2 (6.7%)

 Others

2 (6.7%)

  1. Data are expressed as median (interquartile range) or counts (percentage).
  2. BMI: body mass index; ASA-PS: American Society of Anesthesiologists physical status.