Table 3 Estimated value of preparation time of anesthesia induction and surgery for each factor.

From: Development of an estimation formula for preparation time of anesthesia induction and surgery accounting for clinical department factors in optimal surgery schedule management

Factors

Partial regression coefficient

Standard error

p value

VIF

Intercept

64.90

1.30

< 0.001*

 

Anesthesia type

General anesthesia

10.60

0.43

< 0.001*

6.89

Spinal anesthesia

11.40

0.46

< 0.001*

4.49

Local infiltration anesthesia

– 6.63

0.46

< 0.001*

6.32

Intravenous sedation

– 12.49

1.10

< 0.001*

2.35

Epidural anesthesia

– 6.30

0.84

< 0.001*

2.67

Nerve block anesthesia

3.43

1.06

< 0.001*

2.35

Clinical Department

Cardiology

11.04

1.38

< 0.001*

3.94

Cardiovascular surgery

– 5.48

0.91

< 0.001*

4.24

Cranial nerve surgery

17.71

0.58

< 0.001*

5.35

Dermatology

0.08

0.84

0.873

3.72

Gastroenterology

– 6.39

1.95

< 0.01*

5.59

General surgery

2.25

0.40

< 0.001*

4.54

Nephrology

– 3.45

1.21

0.004*

3.82

Obstetrics and gynecology

3.59

0.75

< 0.001*

7.76

Ophthalmology

– 5.52

0.46

< 0.001*

5.32

Orthopedic surgery

8.32

0.49

< 0.001*

9.05

Otorhinolaryngology

3.68

0.50

< 0.001*

6.66

Plastic surgery

– 3.14

0.46

< 0.001*

7.68

Psychiatry

– 24.65

1.92

< 0.001*

5.70

Thoracic surgery

2.79

0.85

< 0.01*

4.79

Urology

– 0.85

0.47

0.067

9.89

Surgery position

Supine position

– 2.96

0.27

< 0.001*

94.93

Lithotomy position

– 0.52

0.39

0.179

66.07

Lateral position

1.97

0.45

< 0.001*

37.56

Prone position

1.50

0.55

0.006*

35.98

Use of Endoscope

0.23

0.20

0.251

2.39

Epidural catheter insertion

7.32

0.39

< 0.001*

2.20

Peripheral venous catheter insertion (1st)

2.31

0.14

< 0.001*

1.56

Peripheral venous catheter insertion (2nd)

2.98

0.31

< 0.001*

4.98

Arterial catheter insertion

4.06

0.33

< 0.001*

5.07

Central venous catheter insertion

5.59

0.40

< 0.001*

1.73

Use of Mobile biplane X-ray imaging

0.04

0.22

0.855

1.79

Use of Ultrasound diagnostic device

3.49

0.26

< 0.001*

2.24

Use of Surgical navigation systems

12.52

1.09

< 0.001*

1.05

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