Table 2 Odds ratios of acute kidney injury according to the echocardiographic parameters

Ejection fraction

4th quartile (n = 355)

> 67.1

1 (Reference)

1 (Reference)

3rd quartile (n = 322)

63.1–67.1

1.07 (0.693–1.644)

0.768

1.08 (0.663–1.748)

0.765

2nd quartile (n = 322)

58.5–63.0

1.08 (0.705–1.658)

0.720

1.27 (0.788–2.039)

0.328

1st quartile (n = 318)

< 58.5

1.60 (1.069–2.409)

0.023

1.74 (1.035–2.917)

0.037

E/e’

1st quartile (n = 328)

< 7.2

1 (Reference)

1 (Reference)

2nd quartile (n = 338)

7.2–9.2

1.12 (0.723–1.747)

0.604

1.15 (0.699–1.888)

0.583

3rd quartile (n = 338)

9.3–11.9

1.04 (0.668–1.632)

0.850

1.06 (0.635–1.777)

0.817

4th quartile (n = 323)

> 11.9

1.90 (1.257–2.877)

0.002

1.63 (0.954–2.787)

0.074

Combined parameter^b

1st group (n = 537)

–

1 (Reference)

1 (Reference)

2nd group (n = 466)

–

1.20 (0.836–1.719)

0.325

1.33 (0.895–1.977)

0.158

3rd group (n = 138)

–

1.68 (1.026–2.743)

0.039

1.49 (0.852–2.612)

0.162

4th group (n = 186)

–

2.27 (1.490–3.446)

< 0.001

1.95 (1.192–3.201)

0.008