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Table 3 Six-month risk of cardiorenal composite outcome by change in each RAASi class following an HK episode

From: Clinical impact of suboptimal RAASi therapy following an episode of hyperkalemia

RAASi class

US

Japan

N

6-month risk, % (95% CI)

p-valuea

N

6-month risk, % (95% CI)

p-valuea

ACEi

 Maintained or up-titrated

3564

9.6 (8.6–10.6)

 

745

19.4 (16.5–22.2)

 

 Down-titrated (> 25%)

373

17.1 (13.0–21.0)

 

44

29.5 (14.7–41.8)

 

 Discontinued

1708

16.3 (14.5–18.1)

<  0.001

263

21.8 (16.6–26.6)

0.37

ARB

 Maintained or up-titrated

1954

10.2 (8.8–11.5)

 

2350

14.1 (12.7–15.6)

 

 Down-titrated (> 25%)

163

20.5 (13.7–26.7)

 

159

19.0 (12.6–24.9)

 

 Discontinued

896

20.6 (17.9–23.2)

<  0.001

842

19.9 (17.2–22.6)

<  0.001

ARNi

 Maintained or up-titrated

337

20.2 (15.7–24.5)

 

26

<  11 pts

 

 Down-titrated (> 25%)

22

<  11 pts

 

<  11 pts

<  11 pts

 

 Discontinued

128

34.4 (25.4–42.2)

< 0.001

<  11 pts

<  11 pts

N/A

MRA

 Maintained or up-titrated

1271

18.1 (15.8–20.2)

 

744

17.7 (14.9–20.4)

 

 Down-titrated (> 25%)

100

17.9 (9.7–25.2)

 

106

16.3 (8.9–23.2)

 

 Discontinued

908

20.9 (18.1–23.5)

0.14

808

22.1 (19.2–25.0)

0.02

  1. ACEi Angiotensin-converting enzyme inhibitor, ARB Angiotensin receptor blocker, ARNi Angiotensin receptor-neprilysin inhibitor, CI Confidence interval, HK Hyperkalemia, MRA Mineralocorticoid receptor antagonist, N/A Not applicable, pts Patients, RAASi Renin-angiotensin-aldosterone system inhibitor, SD Standard deviation
  2. aMaintained or up-titrated versus discontinued