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Table 5 Relationship between admission hyperkalemia and acute kidney injury before and after GRIP-IIa

From: The relationship between serum potassium, potassium variability and in-hospital mortality in critically ill patients and a before-after analysis on the impact of computer-assisted potassium control

 

Before GRIP-II

After GRIP-II

 

Total ( N = 5,714)

no AKI ( n = 3,798)

AKI ( n = 1,925)

P -value

Total ( N = 4,609)

no AKI ( n = 3,110)

AKI ( n = 1,499)

P -value

P-valueb

Normokalemia

4,637 (81.2)

3,330 (87.9)

1,307 (67.9)

<0.001

3,598 (78.1)

2,691 (86.5)

907 (60.5)

<0.001

<0.001

Hyperkalemia, mild

850 (14.9)

405 (10.7)

445 (23.1)

<0.001

827 (17.9)

367 (11.8)

460 (30.7)

<0.001

0.098

Hyperkalemia, severe

227 (4.0)

54 (1.4)

173 (9.0)

<0.001

184 (4.0)

52 (1.7)

132 (8.8)

<0.001

0.179

  1. aData are expressed as number (%) unless otherwise specified. Statistical analysis was performed by using a χ2 test. bBefore and after glucose and potassium regulation program for intensive care patients (GRIP-II) comparison.