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Table 4 Analysis results based on general data of patients in the trial 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

Groups Age Gender BMI Education level
Low age Advanced age Male Female Flat Normal Overweight Primary school Junior high school Technical secondary school and high school College degree or above
Number 44 42 27 59 1 33 52 9 28 35 14
Hospital stays (day) 10.59 ± 2.48 10.33 ± 1.97 10.37 ± 2.42 10.51 ± 2.17 12.00 10.30 ± 2.28 10.54 ± 2.24 10.11 ± 2.37 10.64 ± 2.38 10.46 ± 2.31 10.36 ± 1.87
Hospitalization cost (ten thousand yuan) 3.66 ± 0.73 3.43 ± 0.75 3.72 ± 0.52 3.47 ± 0.82 3.00 3.63 ± 0.53 3.51 ± 0.86 3.72 ± 1.08 3.52 ± 0.69 3.50 ± 0.69 3.63 ± 0.81
Postoperative complications 1 4 2 3 0 0 5 0 3 2 0
VAS score 1.09 ± 0.96 1.071 ± 1.11 1.07 ± 0.96 1.09 ± 1.07 0 0.49 ± 0.67 1.48 ± 1.03b 0.93 ± 0.71 1.15 ± 1.22 1.10 ± 0.85 0.99 ± 0.10
BI score 87.98 ± 17.38 73.79 ± 28.63a 79.63 ± 26.90 81.70 ± 23.50 100 79.85 ± 28.18 81.44 ± 22.19 69.43 ± 18.49 74.86 ± 34.35 88.37 ± 30.26 92.55 ± 44.15
ODI score (%) 14.68 ± 19.74 36.37 ± 68.58a 22.41 ± 24.47 26.59 ± 59.28 0 6.90 ± 11.90 37.42 ± 61.95b 34.86 ± 84.35 24.37 ± 19.26 18.43 ± 24.49 9.55 ± 14.15c
  1. VAS Visual analogue scale, BI Barthel index, ODI Oswestry Disability Index
  2. aVS younger P < 0.05; bVS normal P < 0.05; cVS educational level P < 0.05