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Table 3 Pearson correlation relevant analysis and multivariate analysis between the PJI and the parameters at the suspected time

From: Predictive values of the postoperative neutrophil-to-lymphocyte ratio, platelet-to-lymphocyte ratio, and lymphocyte-to-monocyte ratio for the diagnosis of early periprosthetic joint infections: a preliminary study

 

Pearson correlation

Multivariate analysis

Variable

r

P value

OR

95% CI

P value

White blood cell (WBC × 109)

0.22

0.02*

0.98

0.64–1.50

0.93

Neutrophil count (NE × 109)

0.20

0.04*

1.12

0.81–1.54

0.49

Age (years)

0.17

0.09

1.04

0.93–1.17

0.46

BMI (kg/m2)

0.14

0.15

1.02

0.67–1.55

0.93

ESR (mm/h)

0.15

0.12

1.08

0.89–1.32

0.42

CRP (mg/L)

0.08

0.41

0.98

0.81–1.19

0.81

NLR

0.72

< 0.01*

88.36

3.89–2004.61

0.005*

PLR

0.61

< 0.01*

1.12

1.03–1.23

0.01*

LMR

0.39

< 0.01*

0.41

0.09–1.83

0.24

  1. r Pearson correlation coefficient, OR odds ratio, CI confidence interval, * means statistical difference, BMI body mass index, ESR erythrocyte sedimentation rate, CRP C-reactive protein, NLR neutrophil-to-lymphocyte ratio, PLR platelet-lymphocyte ratio, LMR lymphocyte-monocyte ratio