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Table 3 Demographics and Perioperative Characteristics of HTx Recipients Stratified by RRT

From: Incidence, risk factors and clinical outcomes of acute kidney injury after heart transplantation: a retrospective single center study

 

Non-AKI without RRT

(n = 62)

AKI without RRT (n = 17)

AKI with RRT

(n = 16)

P value

Demographic data

 Age, years

53.87 ± 11.94

52.24 ± 14.63

58.19 ± 7.77

0.597

  < 60

36(58.06)

10(58.82)

9(56.25)

0.988

  ≥ 60

26(41.94)

7(41.18)

7(43.75)

 Sex, men, n (%)

5(80.65)

17(100)

14(87.50)

0.135

 BMI (kg/m2)

24.14 ± 3.51

25.11 ± 4.52

25.47 ± 4.23

0.368

 History of alcohol

21(33.87)

2(11.76)

6(37.50)

0.176

 History of smoking

40(64.52)

13(76.47)

10(62.50)

0.616

 Hypertension

22(35.48)

9(52.94)

8(50.00)

0.318

 Diabetes mellitus

20(32.26)

6(35.29)

8(50.00)

0.422

 Chronic kidney disease

10(16.13)

3(16.13)

7(43.75)

0.052

Pretransplant characteristics

 DCM

30(48.39)

5(29.41)

3(18.75)

0.062

 CAD

14(22.58)

5(29.41)

8(50.00)

0.097

 Valve disease

10(16.13)

2(11.76)

3(18.75)

0.854

 Pre-PCI

4(6.45)

5(29.41)

2(12.50)

0.033*

 ICD implantation

3(4.84)

0(0)

0(0)

0.442

 LVAD implantation

0(0)

1(5.88)

0(0)

0.098

 Cardiac tumor

1(1.61)

0(0)

0(0)

0.764

 EF pre-HTx (%)

27(22,30)

28(25,30)

28.5(24.5,33.5)

0.571

 Creatinine (mg/dL)

1.14(0.95,1.27)

1.14(1.00,1.19)

1.25(1.04,1.51)

0.244

 GFR (ml/min/1.73 m2)

38.05(29.68,46.23)

39.18(35.39,47.80)

37.36(24.10,40.43)

0.183

  < 30

16(25.81)

2(11.76)

7(43.75)

0.189

 30–59

40(64.52)

12(70.59)

9(56.25)

  ≥ 60

6(9.68)

3(17.65)

0(0)

Intraoperative characteristics

 CPB duration (min)

209(180,240)

210(210,240)

269(232.5297.5)

0.0088*

 Blood transfusion (ml)

1440(1000,2100)

1440(1000,1812)

1500(1300,2625)

0.499

 Infusion (ml)

1800(1300,2220)

1980(1400,2950)

2055(1285,3025)

0.275

 Blood loss (ml)

1000(1000,2000)

1000(1000,2500)

2200(1300,3350)

0.0298*

 Urine volume (ml)

2000(1300,2700)

1500(1000,2000)

1100(710,2000)

0.0021*

 IABP/ECMO

1(1.61)

0(0)

5(31.25)

<.0001*

Postoperative characteristics

 Urine volume

  1st Day after operation

2200(2030,2795)

2470(2100,3010)

1597.5(521,2214)

0.0016*

  2nd Day after operation

2197.5(1875)

2130(1800,2465)

1253.5(145,2087.5)

0.0020*

  3rd Day after operation

2180(2005,2615)

2090(2000,2265)

1365(75,2112.5)

0.0002*

  Mechanical ventilation (min)

1020(780,2080)

960(783,1380)

3090(1550,6141)

0.0033*

  Time from operation to discharge (days)

25(22,30)

28(24,34)

38(24.5,64)

0.029*

  Death

7(11.29)

0(0)

8(50.00)

0.0001*

  Mortality in hospital

4(6.45)

0(0)

7(43.75)

<.0001*

  Death within 1 year

3(4.84)

0(0)

0(0)

0.438

  Follow-up days

658.5(382,1162)

954(489,2336)

261(24.5736.5)

0.0028*

  1. * P < 0.05; ANOVA was applied to the BMI variable because of its normal distribution. The Kruskal-Wallis test was used to compare other variables