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Table 2 The infection-associated markers in the trauma cohort and control cohort

From: Increased risk of periprosthetic joint infection after traumatic injury in joint revision patients

 

Trauma cohort

n = 71

Control cohort

n = 355

P values

ESRa (mm/h)

18 (9, 39)

13 (6, 31)

0.081

CRPa (mg/dL)

0.92 (0.21, 2.71)

0.33 (0.10, 1.29)

0.001**

Plasma D-dimera (μg/mL)

1.51 (0.75, 2.96)

0.98 (0.55, 1.82)

 < 0.0001**

Plasma fibrinogena (g/L)

4.09 (3.11, 5.10)

3.54 (2.91, 4.92)

0.033**

Synovial fluid WBC Counta (cells/μL)

1,530 (300, 7,690)

440 (63, 6,723)

0.014**

Synovial fluid PMN%a

80 (54, 93.5)

28.5 (10, 59)

 < 0.0001**

Positive histological analysis (> 5 neutrophil/HP)

22, 31%

132, 37.2%

0.321

The presence of Sinus, n (%)

15, (21.1%)

26, (7.3%)

0.001**

Two identical cultures, n (%)

11, (15.49%)

59, (16.62%)

0.815

Positive culture, n (%)

27, (38.03%)

111, (31.27%)

0.266

  1. aThe values were given as medians (Second Quartile, Third Quartile)
  2. **P < 0.05. Items of bold type indicate variables