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Table 3 C-reactive protein (CRP) and procalcitonin (PCT) levels by renal function and infection status

From: Clinical relevance of procalcitonin and C-reactive protein as infection markers in renal impairment: a cross-sectional study

 

CRP, mg/dL

PCT, ng/mL

 

Infection-

Infection+

P

Infection-

Infection+

P

Total

1.12 (3.63)

10.62 (17.94)

<0.001

0.15 (0.42)

2.86 (22.73)

<0.001

Group I (eGFR ≥60)

2.38 (8.46)

8.42 (10.82)

<0.001

0.05 (0.13)

0.45 (4.21)

<0.001

Group II (eGFR <60)

0.83 (2.48)

12.08 (20.02)

<0.001

0.25 (0.53)

4.76 (32.37)

<0.001

eGFR ≥90

2.38 (5.36)

6.09 (10.36)

0.001

0.05 (0.10)

0.21 (1.98)

<0.001

60≤ eGFR <90

2.55 (11.45)

11.06 (16.52)

0.03

0.07 (0.20)

1.28 (20.37)

<0.001

30≤ eGFR <60

0.96 (2.37)

12.19 (16.46)

<0.001

0.09 (0.22)

2.88 (19.80)

<0.001

15≤ eGFR <30

0.75 (2.28)

19.86 (21.69)

<0.001

0.17 (0.42)

23.22 (77.22)

<0.001

eGFR <15

      

 Without RRT

0.62 (2.65)

18.82 (16.54)

<0.001

0.25 (0.53)

14.44 (65.76)

<0.001

 HD

1.89 (3.53)

10.19 (22.12)

<0.001

0.55 (0.80)

7.37 (36.34)

<0.001

 PD

0.40 (1.33)

3.30 (9.78)

<0.001

0.40 (0.45)

1.31 (10.74)

0.001

  1. Statistics were analyzed by the Mann–Whitney U-test. Data represent median (IQR). Group I: eGFR ≥60 mL/min/1.73 m2, Group II: eGFR <60 mL/min/1.73 m2. eGFR, estimated glomerular filtration rate; RRT, renal replacement therapy; HD, hemodialysis; PD, peritoneal dialysis.