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Table 3 The lab test results of CM- TKA and MA- TKA groups

From: Comparison of serum inflammatory indicators and radiographic results in MAKO robotic-assisted versus conventional total knee arthroplasty for knee osteoarthritis: a retrospective study of Chinese patients

Parameter

MA-TKA (n = 34)

CM-TKA (n = 31)

P value

Preoperative

 White cell count

7.4 ± 3.4

6.7 ± 1.9

0.306

 NLR

2.7 ± 2.5

2.5 ± 1.2

0.641

 CRP

0.1 (0.08, 0.22)

0.1 (0.05, 0.14)

0.647

 ESR

13.2 ± 11.3

12.1 ± 7.0

0.64

 IL-6

5.9 ± 11.9

5.0 ± 3.9

0.697

 CK

85.7 ± 66.7

79.5 ± 38.3

0.654

Day 1

 White cell count

12.8 ± 4.4

11.1 ± 2.8

0.06

 NLR

13.2 ± 7.6

10.4 ± 4.8

0.074

 CRP

0.45 (0.1, 1.1)

0.77 (0.3, 1.7)

0.141

 ESR

11.6 ± 8.2

13.5 ± 9.0

0.371

 IL-6

11.4 (5.2, 21.0)

24.6 (8.6, 124.0)

0.031

 CK

116.5 (84.7, 171.7)

122 (86.3, 170.8)

0.844

Day 3

 White cell count

9.4 ± 3.8

8.8 ± 2.3

0.433

 NLR

5.0 ± 2.8

5.8 ± 4.0

0.391

 CRP

2.0 ± 2.7

5.3 ± 3.2

0.001

 ESR

17.3 ± 16.3

27.9 ± 13.3

0.006

 IL-6

5.1 (2.0, 22.4)

24.0 (6.0, 36.1)

0.023

 CK

75.7 (57.1, 130.0)

106.1 (78.2, 175.4)

0.046

  1. MA-TKA MAKO-robotic assisted total knee arthroplasty, CM-TKA conventional manual total knee arthroplasty, NLR Neutrophil-to-lymphocyte ratio, CRP C-reactive protein, ESR erythrocyte sedimentation rate, IL-6 interleukin-6, CK Creatine Kinase