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Table 2 Hemodynamic parameters and exposure variables

From: The impact of relative hypotension on acute kidney injury progression after cardiac surgery: a multicenter retrospective cohort study

 

All

N = 746

AKI group

N = 120

Non-AKI group

N = 626

p value

Achieved MPP (time-weighted average), mmHg

65 [60–71]

63 [59–69]

66 [60–71]

0.0047

Achieved MAP (time-weighted average), mmHg

74 [69–79]

72 [68–78]

74 [69–79]

0.051

Achieved CVP (time-weighted average), mmHg

8.4 [6.7–11]

9.4 [7.2–11]

8.3 [6.6–10]

0.0048

Time spent with MPP < 60 mmHg, h

6 [2–13]

7 [4–13]

5 [2–12]

0.0016

MPP-deficit (time-weighted average), %

20 [10–27]

22 [11–28]

19 [10–27]

0.41

Time spent with MPP-deficit > 20%, h

12 [3–20]

13 [4–20]

11 [3–20]

0.38

Time spent with MAP < 65 mmHg, h

2 [0–6]

3 [1–7]

2 [0–6]

0.0090

MAP-deficit (time-weighted average), %

14 [6.2–21]

14 [7.1–21]

14 [6.0–21]

0.54

Time spent with MAP-deficit > 20%, h

5 [1–14]

5 [1–15]

5 [1–14]

0.52

  1. MAP mean arterial pressure, CVP central venous pressure, MPP mean perfusion pressure