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JA Clinical Reports

Table 1 Patient and procedure characteristics (n = 11,210)

From: The incidence of hypotension during general anesthesia: a single-center study at a university hospital

Category

Factors

number (per cent) or mean (± SD)

Overall average (± SD)

Demographic data

Gender: Male,

Female

5753 (51.3%)

5457 (48.7%)

 

Age (years): Male, Female

57.0 (± 16.8)

54.7 (± 17.1)

55.9 (± 17.0)

Height (cm): Male, Female

169.5 (± 6.8) * 156.6 (± 6.5)

163.2 (± 9.2)

Weight (kg): Male, Female

68.5 (± 12.2) *

54.7 (± 10.6)

61.8 (± 13.4)

BMI (kg/m2): Male, Female

23.8 (± 3.7)

22.3 (± 4.1)

23.1 (± 4.0)

ASA-PS 1

1E

3579 (31.9%)

166 (1.5%)

 

2

2E

6289 (56.1%)

346 (3.0%)

 

3

3E

655 (5.8%)

157 (1.4%)

 

4

4E

4 (0.04%)

11 (0.1%)#

 

5

5E

0

3 (0.03%)#

 

Comorbidities

Hypertension

2220 (19.8%)

 

Diabetes Mellitus

1034 (9.2%)

 

Angina Pectoris

309 (2.8%)

 

OMI

119 (1.1%)

 

Atrial Fibrillation

311 (2.8%)

 

Renal Dysfunction

638 (5.7%)

 

Hemodialysis

218 (1.9%)

 

Liver Dysfunction

199 (1.8%)

 

Cerebral Infarction

90 (0.8%)

 

Surgical department

Otolaryngology

2691 (24.0%)

 

Orthopedics

1668 (14.9%)

 

Gynecology/Obstetrics

1238 (11.0%)

 

Urology

799 (7.1%)

 

Lower intestinal surgery

656 (5.9%)

 

Liver surgery

611 (5.5%)

 

Plastic surgery

523 (4.7%)

 

Upper intestinal surgery

496 (4.4%)

 

Neurosurgery

453 (4.0%)

 

Respiratory surgery

451 (4.0%)

 

Vascular surgery

449 (4.0%)

 

Breast, thyroid surgery

439 (3.9%)

 

Others

736 (6.6%)

 

Anesthesia

GA

8793 (78.4%)

 

GA + EDB

1497 (13.4%)

 

GA + PNB

920 (8.2%)

 

Anesthetic agent

Desflurane

9266 (82.7%)

 

Sevoflurane

659 (5.9%)

 

Propofol (TIVA)

1042 (9.3%)

 

Others

243 (2.1%)

 

Operation time (min)

  

164 (± 121)

Anesthesia time (min)

  

226 (± 134)

Total input (ml)

  

1452 (± 1397)

(ml/hour)

  

380 (± 323)

 

Crystalloid (ml)

 

1305 (± 1056)

 

Colloid (ml)

 

94 (± 270)

 

Transfusion (ml)

 

40 (± 378)

Total output (ml)

  

466 (± 813)

Blood loss (ml)

 

114 (± 394)

Urine (ml)

 

305 (± 484)

Fluid balance (ml)

  

 + 1338 (± 1204)

  1. Renal dysfunction was defined as estimated glomerular filtration rate < 60 ml/min/1.73m2
  2. Liver dysfunction was defined by the elevation of liver enzymes or based on clinical diagnosis
  3. BMI Body mass index, ASA-PS American Society of Anesthesiologists Physical Status, OMI Old myocardial infarction, GA General anesthesia, EDB Epidural block, PNB Peripheral nerve block, TIVA Total intravenous anesthesia
  4. *p < 0.05 compared to the female
  5. #p < 0.01 compared to the elective surgery
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