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Table 2 Postoperative outcomes in the matched cohort

From: The impact of mild renal dysfunction on isolated cardiopulmonary coronary artery bypass grafting: a retrospective propensity score matching analysis

variable

A group

B group

p value

(n = 572) No. (%)

(n = 572) No. (%)

 

Mortality

8 (1.4)

14 (2.4)

0.282

MI

17 (3.0)

17 (3.0)

1

Stroke

6 (1.0)

8 (1.4)

0.788

Respiratory failure

16 (2.8)

22 (3.8)

0.409

Pneumonia

23 (4.0)

29 (5.1)

0.478

AKI

62

144

<0.0001

 Stage I

54 (9.6)

113 (20.3)

 

 Stage II

6 (1.1)

22 (3.9)

 

 Stage III

2 (0.4)

9 (1.6)

 

Redo for bleeding

9 (1.6)

12 (2.1)

0.66

RBC transfusion

201 (35.1)

219 (38.3)

0.622

DSWI

11 (1.9)

17 (3.0)

0.339

Low cardiac output syndrome

44 (7.7)

54 (9.4)

0.34

IABP application

33 (5.8)

46 (8.0)

0.162

Lost to follow-up

18 (3.2)

20 (3.7)

0.869

Long-term mortality

21 (3.8)

37 (6.9)

0.037

CRF requiring dialysis

0

6 (1.1)

0.039

  1. MI myocardial infarction, AKI acute kidney injury, RBC red blood cell, DSWI deep sternal wound infection, IABP intra-aortic balloon pump, CRF chronic renal failure