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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