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Table 1 The baseline of patients in two group (\({\overline{\text{x}}} \pm {\text{s}}\))

From: Application of enhanced recovery after surgery care protocol in the perioperative care of patients undergoing lumbar fusion and internal fixation

Indexes

Control group (n = 80)

Experiment group (n = 86)

t/χ2

P value

Age

58.863 ± 10.880

56.919 ± 11.699

1.106

0.270

Gender (male/female)

35/45

27/59

2.704

0.100

BMI (kg/m2)

24.411 ± 2.641

24.821 ± 2.593

 − 1.009

0.315

The level of education

  

0.441

0.660

 Primary school

9

9

  

 Junior high school

12

28

  

 Technical secondary school and high school

25

35

  

 University or college education

34

14

  

Preoperative diagnosis

  

0.024

0.988

 Spinal canal stenosis

56

61

  

 Lumbar spondylolisthesis

18

19

  

 Lumbar disk herniation

6

6

  

Preoperative VAS score

5.175 ± 2.238

5.023 ± 2.608

0.401

0.689

 The time of operation (min)

94.675 ± 17.298

92.919 ± 16.013

0.679

0.498

 Perioperative bleeding (mL)

193.529 ± 58.913

198.666 ± 59.710

 − 0.557

0.578

  1. BMI Body mass index, VAS visual analogue scale