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Table 4 Postoperative chemokine markers in matched groups

From: Association between serum chemokines levels and delayed neurocognitive recovery after non-cardiac surgery in elderly patients: a nested case–control study

 

Raw (pg/ml)

Normalized

Marker Z-scores

Matched dNCR

Matched non-dNCR

Matched dNCR

Matched non-dNCR

Matched dNCR

Matched non-dNCR

P value

CCL2

84.61 (80.96)

84.62 (86.88)

1.72 (0.45)

1.77 (0.37)

 − 0.14 (1.22)

0.0 (1.0)

0.611

CCL5

913.50 (135.08)

996.25 (140.62)

2.96 (0.07)

2.99 (0.06)

 − 0.56 (1.11)

0.0 (1.0)

0.030*

CCL11

14.15 (20.36)

16.97 (18.45)

0.92 (0.43)

0.88 (0.68)

0.06 (0.63)

0.0 (1.0)

0.662

CXCL8

5.73 (5.97)

4.41 (3.24)

0.53 (0.34)

0.58 (0.38)

 − 0.13 (0.9)

0.0 (1.0)

0.513

  1. Data are presented as mean (SD)
  2. *P < 0.05, paired samples t-test