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Table 5 Lab tests in reinfection group, inflammatory group and non-inflammatory group at reimplantation

From: Two-stage exchange Arthroplasty is a viable treatment for Periprosthetic joint infection in inflammatory diseases

 

Group

Mean (SD) values

Group

Mean (SD) values

P-value

CRP (mg/l)

A

25.5 (44.0)

B

17.9 (16.5)

0.456

A

25.5 (44.0)

C

6.1 (7.9)

< 0.001

B

17.9 (16.5)

C

6.1 (7.9)

0.002

IL-6 (pg/ml)

A

20.9 (27.6)

B

23.4 (40.3)

0.835

A

20.9 (27.6)

C

5.1 (5.3)

< 0.001

B

23.4 (40.3)

C

5.1 (5.3)

< 0.001

ESR (mm/hr)

A

23.2 (23.2)

B

27.5 (21.9)

0.292

A

23.2 (23.2)

C

13.7 (12.7)

0.011

B

27.5 (21.9)

C

13.7 (12.7)

0.007

Fibrinogen (g/l)

A

4.1 (1.2)

B

4.2 (1.0)

0.650

A

4.1 (1.2)

C

3.4 (0.8)

0.002

B

4.2 (1.0)

C

3.4 (0.8)

0.001

D-dimer (ug/ml)

A

1.9 (1.8)

B

2.8 (3.1)

0.846

A

1.9 (1.8)

C

1.7 (1.3)

0.660

B

2.8 (3.1)

C

1.7 (1.3)

0.035

Mean synovial WBC, 109/ml

A

3320.4 (1633.9)

B

1142.8 (1385.3)

0.023

A

3320.4 (1633.9)

C

1315.8 (1849.3)

0.026

B

1142.8 (1385.3)

C

1315.8 (1849.3)

0.841