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Table 1 The demographic information of all patients

From: Assistive diagnostic indicators for infections related to lumbar posterior interbody fusion internal fixation: platelet count and mean platelet volume

 

Aseptic (n = 59)

DSSI (n = 24)

t/χ2 values

P value

CCI

0.71 ± 0.45

0.67 ± 0.48

0.402

0.688

BMI(kg/m2)

22.76 ± 2.01

23.55 ± 1.85

− 1.656

0.102

Gender (male)

32(54.24%)

10(41.67%)

1.079

0.299

Age (years)

56.86 ± 10.08

60.13 ± 10.23

− 1.330

0.187

Smoking history (positive)

19(32.20%)

6(25.00%)

0.421

0.517

Alcohol history (positive)

9(15.25%)

2(8.33%)

0.236

0.627

Disease type

  

1.414

0.547

LDH

25

8

  

LSS

21

12

  

DLS

13

4

  
  1. DSSI deep surgical site infection, CCI Charlson Comorbidity Index, BMI body mass index, LDH lumbar disc herniation, LSS lumbar spinal stenosis, DLS degenerative lumbar spondylolisthesis